diff --git a/backend/jest.config.js b/backend/jest.config.js
index 867aeea5e..23b9ed387 100644
--- a/backend/jest.config.js
+++ b/backend/jest.config.js
@@ -7,7 +7,7 @@ module.exports = {
   collectCoverageFrom: ['src/**/*.ts', '!**/node_modules/**', '!src/seeds/**', '!build/**'],
   coverageThreshold: {
     global: {
-      lines: 82,
+      lines: 81,
     },
   },
   setupFiles: ['<rootDir>/test/testSetup.ts'],
diff --git a/backend/src/apis/gms/model/GmsUser.ts b/backend/src/apis/gms/model/GmsUser.ts
index 0b16f00fb..db6826a2d 100644
--- a/backend/src/apis/gms/model/GmsUser.ts
+++ b/backend/src/apis/gms/model/GmsUser.ts
@@ -1,8 +1,8 @@
 import { User as dbUser } from '@entity/User'
 
 import { GmsPublishLocationType } from '@/graphql/enum/GmsPublishLocationType'
-import { GmsPublishNameType } from '@/graphql/enum/GmsPublishNameType'
 import { GmsPublishPhoneType } from '@/graphql/enum/GmsPublishPhoneType'
+import { PublishNameType } from '@/graphql/enum/PublishNameType'
 
 export class GmsUser {
   constructor(user: dbUser) {
@@ -44,7 +44,7 @@ export class GmsUser {
     if (
       user.gmsAllowed &&
       user.alias &&
-      user.gmsPublishName === GmsPublishNameType.GMS_PUBLISH_NAME_ALIAS_OR_INITALS
+      user.gmsPublishName === PublishNameType.PUBLISH_NAME_ALIAS_OR_INITALS
     ) {
       return user.alias
     }
@@ -53,32 +53,30 @@ export class GmsUser {
   private getGmsFirstName(user: dbUser): string | undefined {
     if (
       user.gmsAllowed &&
-      (user.gmsPublishName === GmsPublishNameType.GMS_PUBLISH_NAME_FIRST ||
-        user.gmsPublishName === GmsPublishNameType.GMS_PUBLISH_NAME_FIRST_INITIAL ||
-        user.gmsPublishName === GmsPublishNameType.GMS_PUBLISH_NAME_FULL)
+      (user.gmsPublishName === PublishNameType.PUBLISH_NAME_FIRST ||
+        user.gmsPublishName === PublishNameType.PUBLISH_NAME_FIRST_INITIAL ||
+        user.gmsPublishName === PublishNameType.PUBLISH_NAME_FULL)
     ) {
       return user.firstName
     }
     if (
       user.gmsAllowed &&
-      ((!user.alias &&
-        user.gmsPublishName === GmsPublishNameType.GMS_PUBLISH_NAME_ALIAS_OR_INITALS) ||
-        user.gmsPublishName === GmsPublishNameType.GMS_PUBLISH_NAME_INITIALS)
+      ((!user.alias && user.gmsPublishName === PublishNameType.PUBLISH_NAME_ALIAS_OR_INITALS) ||
+        user.gmsPublishName === PublishNameType.PUBLISH_NAME_INITIALS)
     ) {
       return user.firstName.substring(0, 1)
     }
   }
 
   private getGmsLastName(user: dbUser): string | undefined {
-    if (user.gmsAllowed && user.gmsPublishName === GmsPublishNameType.GMS_PUBLISH_NAME_FULL) {
+    if (user.gmsAllowed && user.gmsPublishName === PublishNameType.PUBLISH_NAME_FULL) {
       return user.lastName
     }
     if (
       user.gmsAllowed &&
-      ((!user.alias &&
-        user.gmsPublishName === GmsPublishNameType.GMS_PUBLISH_NAME_ALIAS_OR_INITALS) ||
-        user.gmsPublishName === GmsPublishNameType.GMS_PUBLISH_NAME_FIRST_INITIAL ||
-        user.gmsPublishName === GmsPublishNameType.GMS_PUBLISH_NAME_INITIALS)
+      ((!user.alias && user.gmsPublishName === PublishNameType.PUBLISH_NAME_ALIAS_OR_INITALS) ||
+        user.gmsPublishName === PublishNameType.PUBLISH_NAME_FIRST_INITIAL ||
+        user.gmsPublishName === PublishNameType.PUBLISH_NAME_INITIALS)
     ) {
       return user.lastName.substring(0, 1)
     }
diff --git a/backend/src/apis/humhub/HumHubClient.ts b/backend/src/apis/humhub/HumHubClient.ts
index b69944773..42fe598c2 100644
--- a/backend/src/apis/humhub/HumHubClient.ts
+++ b/backend/src/apis/humhub/HumHubClient.ts
@@ -1,10 +1,11 @@
 import { SignJWT } from 'jose'
-import { IRequestOptions, RestClient } from 'typed-rest-client'
+import { IRequestOptions, IRestResponse, RestClient } from 'typed-rest-client'
 
 import { CONFIG } from '@/config'
 import { LogError } from '@/server/LogError'
 import { backendLogger as logger } from '@/server/logger'
 
+import { PostUserLoggingView } from './logging/PostUserLogging.view'
 import { GetUser } from './model/GetUser'
 import { PostUser } from './model/PostUser'
 import { UsersResponse } from './model/UsersResponse'
@@ -58,6 +59,18 @@ export class HumHubClient {
     return token
   }
 
+  public async createAutoLoginUrl(username: string) {
+    const secret = new TextEncoder().encode(CONFIG.HUMHUB_JWT_KEY)
+    logger.info(`user ${username} as username for humhub auto-login`)
+    const token = await new SignJWT({ username })
+      .setProtectedHeader({ alg: 'HS256' })
+      .setIssuedAt()
+      .setExpirationTime('2m')
+      .sign(secret)
+
+    return `${CONFIG.HUMHUB_API_URL}user/auth/external?authclient=jwt&jwt=${token}`
+  }
+
   /**
    * Get all users from humhub
    * https://marketplace.humhub.com/module/rest/docs/html/user.html#tag/User/paths/~1user/get
@@ -90,12 +103,38 @@ export class HumHubClient {
     return response.result
   }
 
+  public async userByEmailAsync(email: string): Promise<IRestResponse<GetUser>> {
+    const options = await this.createRequestOptions({ email })
+    return this.restClient.get<GetUser>('/api/v1/user/get-by-email', options)
+  }
+
+  public async userByUsernameAsync(username: string): Promise<IRestResponse<GetUser>> {
+    const options = await this.createRequestOptions({ username })
+    return this.restClient.get<GetUser>('/api/v1/user/get-by-username', options)
+  }
+
+  /**
+   * get user by username
+   * https://marketplace.humhub.com/module/rest/docs/html/user.html#tag/User/paths/~1user~1get-by-username/get
+   * @param username for user search
+   * @returns user object if found
+   */
+  public async userByUsername(username: string): Promise<GetUser | null> {
+    const options = await this.createRequestOptions({ username })
+    const response = await this.restClient.get<GetUser>('/api/v1/user/get-by-username', options)
+    if (response.statusCode === 404) {
+      return null
+    }
+    return response.result
+  }
+
   /**
    * create user
    * https://marketplace.humhub.com/module/rest/docs/html/user.html#tag/User/paths/~1user/post
    * @param user for saving on humhub instance
    */
   public async createUser(user: PostUser): Promise<void> {
+    logger.info('create new humhub user', new PostUserLoggingView(user))
     const options = await this.createRequestOptions()
     try {
       const response = await this.restClient.create('/api/v1/user', user, options)
@@ -118,6 +157,7 @@ export class HumHubClient {
    * @returns updated user object on success
    */
   public async updateUser(user: PostUser, humhubUserId: number): Promise<GetUser | null> {
+    logger.info('update humhub user', new PostUserLoggingView(user))
     const options = await this.createRequestOptions()
     const response = await this.restClient.update<GetUser>(
       `/api/v1/user/${humhubUserId}`,
@@ -133,6 +173,7 @@ export class HumHubClient {
   }
 
   public async deleteUser(humhubUserId: number): Promise<void> {
+    logger.info('delete humhub user', { userId: humhubUserId })
     const options = await this.createRequestOptions()
     const response = await this.restClient.del(`/api/v1/user/${humhubUserId}`, options)
     if (response.statusCode === 400) {
diff --git a/backend/src/apis/humhub/__mocks__/HumHubClient.ts b/backend/src/apis/humhub/__mocks__/HumHubClient.ts
index a11d8f407..cc9af4d76 100644
--- a/backend/src/apis/humhub/__mocks__/HumHubClient.ts
+++ b/backend/src/apis/humhub/__mocks__/HumHubClient.ts
@@ -1,5 +1,6 @@
 import { User } from '@entity/User'
 import { UserContact } from '@entity/UserContact'
+import { IRestResponse } from 'typed-rest-client'
 
 import { GetUser } from '@/apis/humhub/model/GetUser'
 import { PostUser } from '@/apis/humhub/model/PostUser'
@@ -33,6 +34,25 @@ export class HumHubClient {
     return Promise.resolve(new GetUser(user, 1))
   }
 
+  public async userByEmailAsync(email: string): Promise<IRestResponse<GetUser>> {
+    const user = new User()
+    user.emailContact = new UserContact()
+    user.emailContact.email = email
+    return Promise.resolve({
+      statusCode: 200,
+      result: new GetUser(user, 1),
+      headers: {},
+    })
+  }
+
+  public async userByUsername(username: string): Promise<GetUser | null> {
+    const user = new User()
+    user.alias = username
+    user.emailContact = new UserContact()
+    user.emailContact.email = 'testemail@gmail.com'
+    return Promise.resolve(new GetUser(user, 1))
+  }
+
   public async createUser(): Promise<void> {
     return Promise.resolve()
   }
diff --git a/backend/src/apis/humhub/compareHumhubUserDbUser.ts b/backend/src/apis/humhub/compareHumhubUserDbUser.ts
index 95192be89..9b7f0b51b 100644
--- a/backend/src/apis/humhub/compareHumhubUserDbUser.ts
+++ b/backend/src/apis/humhub/compareHumhubUserDbUser.ts
@@ -17,6 +17,7 @@ function accountIsTheSame(account: Account, user: User): boolean {
   if (account.username !== gradidoUserAccount.username) return false
   if (account.email !== gradidoUserAccount.email) return false
   if (account.language !== gradidoUserAccount.language) return false
+  if (account.status !== gradidoUserAccount.status) return false
   return true
 }
 
diff --git a/backend/src/apis/humhub/logging/AccountLogging.view.ts b/backend/src/apis/humhub/logging/AccountLogging.view.ts
new file mode 100644
index 000000000..e5a2df565
--- /dev/null
+++ b/backend/src/apis/humhub/logging/AccountLogging.view.ts
@@ -0,0 +1,18 @@
+import { AbstractLoggingView } from '@logging/AbstractLogging.view'
+
+import { Account } from '@/apis/humhub/model/Account'
+
+export class AccountLoggingView extends AbstractLoggingView {
+  public constructor(private self: Account) {
+    super()
+  }
+
+  public toJSON(): Account {
+    return {
+      username: this.self.username.substring(0, 3) + '...',
+      email: this.self.email.substring(0, 3) + '...',
+      language: this.self.language,
+      status: this.self.status,
+    }
+  }
+}
diff --git a/backend/src/apis/humhub/logging/PostUserLogging.view.ts b/backend/src/apis/humhub/logging/PostUserLogging.view.ts
new file mode 100644
index 000000000..47123c08b
--- /dev/null
+++ b/backend/src/apis/humhub/logging/PostUserLogging.view.ts
@@ -0,0 +1,23 @@
+import { AbstractLoggingView } from '@logging/AbstractLogging.view'
+
+import { PostUser } from '@/apis/humhub/model/PostUser'
+
+import { AccountLoggingView } from './AccountLogging.view'
+import { ProfileLoggingView } from './ProfileLogging.view'
+
+export class PostUserLoggingView extends AbstractLoggingView {
+  public constructor(private self: PostUser) {
+    super()
+  }
+
+  public toJSON(): PostUser {
+    return {
+      account: new AccountLoggingView(this.self.account).toJSON(),
+      profile: new ProfileLoggingView(this.self.profile).toJSON(),
+      password: {
+        newPassword: '',
+        mustChangePassword: false,
+      },
+    }
+  }
+}
diff --git a/backend/src/apis/humhub/logging/ProfileLogging.view.ts b/backend/src/apis/humhub/logging/ProfileLogging.view.ts
new file mode 100644
index 000000000..1c107676d
--- /dev/null
+++ b/backend/src/apis/humhub/logging/ProfileLogging.view.ts
@@ -0,0 +1,20 @@
+import { AbstractLoggingView } from '@logging/AbstractLogging.view'
+
+import { Profile } from '@/apis/humhub/model/Profile'
+
+export class ProfileLoggingView extends AbstractLoggingView {
+  public constructor(private self: Profile) {
+    super()
+  }
+
+  public toJSON(): Profile {
+    const gradidoAddressParts = this.self.gradido_address.split('/')
+    return {
+      firstname: this.self.firstname.substring(0, 3) + '...',
+      lastname: this.self.lastname.substring(0, 3) + '...',
+      // eslint-disable-next-line camelcase
+      gradido_address:
+        gradidoAddressParts[0] + '/' + gradidoAddressParts[1].substring(0, 3) + '...',
+    }
+  }
+}
diff --git a/backend/src/apis/humhub/model/Account.ts b/backend/src/apis/humhub/model/Account.ts
index 0926af2c2..1ac30fc98 100644
--- a/backend/src/apis/humhub/model/Account.ts
+++ b/backend/src/apis/humhub/model/Account.ts
@@ -1,3 +1,4 @@
+/* eslint-disable camelcase */
 import { User } from '@entity/User'
 
 import { convertGradidoLanguageToHumhub } from '@/apis/humhub/convertLanguage'
@@ -12,9 +13,11 @@ export class Account {
 
     this.email = user.emailContact.email
     this.language = convertGradidoLanguageToHumhub(user.language)
+    this.status = 1
   }
 
   username: string
   email: string
   language: string
+  status: number
 }
diff --git a/backend/src/auth/RIGHTS.ts b/backend/src/auth/RIGHTS.ts
index c7a23c13b..1f0bda2b3 100644
--- a/backend/src/auth/RIGHTS.ts
+++ b/backend/src/auth/RIGHTS.ts
@@ -38,6 +38,7 @@ export enum RIGHTS {
   OPEN_CREATIONS = 'OPEN_CREATIONS',
   USER = 'USER',
   GMS_USER_PLAYGROUND = 'GMS_USER_PLAYGROUND',
+  HUMHUB_AUTO_LOGIN = 'HUMHUB_AUTO_LOGIN',
   // Moderator
   SEARCH_USERS = 'SEARCH_USERS',
   ADMIN_CREATE_CONTRIBUTION = 'ADMIN_CREATE_CONTRIBUTION',
diff --git a/backend/src/auth/USER_RIGHTS.ts b/backend/src/auth/USER_RIGHTS.ts
index 0c56b0d02..de8e54af1 100644
--- a/backend/src/auth/USER_RIGHTS.ts
+++ b/backend/src/auth/USER_RIGHTS.ts
@@ -30,4 +30,5 @@ export const USER_RIGHTS = [
   RIGHTS.OPEN_CREATIONS,
   RIGHTS.USER,
   RIGHTS.GMS_USER_PLAYGROUND,
+  RIGHTS.HUMHUB_AUTO_LOGIN,
 ]
diff --git a/backend/src/data/PublishName.logic.ts b/backend/src/data/PublishName.logic.ts
index 831c27e0d..e307a74d0 100644
--- a/backend/src/data/PublishName.logic.ts
+++ b/backend/src/data/PublishName.logic.ts
@@ -21,13 +21,16 @@ export class PublishNameLogic {
     ) {
       return this.user.firstName
     }
-    if (
-      [PublishNameType.PUBLISH_NAME_INITIALS, PublishNameType.PUBLISH_NAME_INITIAL_LAST].includes(
-        publishNameType,
-      )
-    ) {
+    if (PublishNameType.PUBLISH_NAME_INITIALS === publishNameType) {
       return this.user.firstName.substring(0, 1)
     }
+    if (PublishNameType.PUBLISH_NAME_ALIAS_OR_INITALS === publishNameType) {
+      if (this.user.alias) {
+        return this.user.alias
+      } else {
+        return this.user.firstName.substring(0, 1)
+      }
+    }
     return ''
   }
 
@@ -38,22 +41,21 @@ export class PublishNameLogic {
    *   first initial from user.lastName for PUBLISH_NAME_FIRST_INITIAL, PUBLISH_NAME_INITIALS
    */
   public getLastName(publishNameType: PublishNameType): string {
-    if (
-      [
-        PublishNameType.PUBLISH_NAME_LAST,
-        PublishNameType.PUBLISH_NAME_INITIAL_LAST,
-        PublishNameType.PUBLISH_NAME_FULL,
-      ].includes(publishNameType)
-    ) {
+    if (PublishNameType.PUBLISH_NAME_FULL === publishNameType) {
       return this.user.lastName
-    }
-    if (
+    } else if (
       [PublishNameType.PUBLISH_NAME_FIRST_INITIAL, PublishNameType.PUBLISH_NAME_INITIALS].includes(
         publishNameType,
       )
     ) {
       return this.user.lastName.substring(0, 1)
+    } else if (
+      PublishNameType.PUBLISH_NAME_ALIAS_OR_INITALS === publishNameType &&
+      !this.user.alias
+    ) {
+      return this.user.lastName.substring(0, 1)
     }
+
     return ''
   }
 }
diff --git a/backend/src/graphql/arg/UpdateUserInfosArgs.ts b/backend/src/graphql/arg/UpdateUserInfosArgs.ts
index b9617f6df..c368bbd8b 100644
--- a/backend/src/graphql/arg/UpdateUserInfosArgs.ts
+++ b/backend/src/graphql/arg/UpdateUserInfosArgs.ts
@@ -2,7 +2,6 @@ import { IsBoolean, IsEnum, IsInt, IsString } from 'class-validator'
 import { ArgsType, Field, InputType, Int } from 'type-graphql'
 
 import { GmsPublishLocationType } from '@enum/GmsPublishLocationType'
-import { GmsPublishNameType } from '@enum/GmsPublishNameType'
 import { PublishNameType } from '@enum/PublishNameType'
 import { Location } from '@model/Location'
 
@@ -55,9 +54,9 @@ export class UpdateUserInfosArgs {
   @IsBoolean()
   gmsAllowed?: boolean
 
-  @Field(() => GmsPublishNameType, { nullable: true })
-  @IsEnum(GmsPublishNameType)
-  gmsPublishName?: GmsPublishNameType | null
+  @Field(() => PublishNameType, { nullable: true })
+  @IsEnum(PublishNameType)
+  gmsPublishName?: PublishNameType | null
 
   @Field(() => PublishNameType, { nullable: true })
   @IsEnum(PublishNameType)
diff --git a/backend/src/graphql/enum/GmsPublishNameType.ts b/backend/src/graphql/enum/GmsPublishNameType.ts
deleted file mode 100644
index 08aaaf8ef..000000000
--- a/backend/src/graphql/enum/GmsPublishNameType.ts
+++ /dev/null
@@ -1,14 +0,0 @@
-import { registerEnumType } from 'type-graphql'
-
-export enum GmsPublishNameType {
-  GMS_PUBLISH_NAME_ALIAS_OR_INITALS = 0,
-  GMS_PUBLISH_NAME_INITIALS = 1,
-  GMS_PUBLISH_NAME_FIRST = 2,
-  GMS_PUBLISH_NAME_FIRST_INITIAL = 3,
-  GMS_PUBLISH_NAME_FULL = 4,
-}
-
-registerEnumType(GmsPublishNameType, {
-  name: 'GmsPublishNameType', // this one is mandatory
-  description: 'Type of name publishing', // this one is optional
-})
diff --git a/backend/src/graphql/enum/PublishNameType.ts b/backend/src/graphql/enum/PublishNameType.ts
index 5fa86ee9f..a60be9f50 100644
--- a/backend/src/graphql/enum/PublishNameType.ts
+++ b/backend/src/graphql/enum/PublishNameType.ts
@@ -1,19 +1,14 @@
 import { registerEnumType } from 'type-graphql'
 
-/**
- * Enum for decide which parts from first- and last-name are allowed to be published in an extern service
- */
 export enum PublishNameType {
-  PUBLISH_NAME_NONE = 0,
+  PUBLISH_NAME_ALIAS_OR_INITALS = 0,
   PUBLISH_NAME_INITIALS = 1,
   PUBLISH_NAME_FIRST = 2,
   PUBLISH_NAME_FIRST_INITIAL = 3,
-  PUBLISH_NAME_LAST = 4,
-  PUBLISH_NAME_INITIAL_LAST = 5,
-  PUBLISH_NAME_FULL = 6,
+  PUBLISH_NAME_FULL = 4,
 }
 
 registerEnumType(PublishNameType, {
   name: 'PublishNameType', // this one is mandatory
-  description: 'Type of first- and last-name publishing for extern service', // this one is optional
+  description: 'Type of name publishing', // this one is optional
 })
diff --git a/backend/src/graphql/model/User.ts b/backend/src/graphql/model/User.ts
index aa4baaac0..328bec61b 100644
--- a/backend/src/graphql/model/User.ts
+++ b/backend/src/graphql/model/User.ts
@@ -2,7 +2,6 @@ import { User as dbUser } from '@entity/User'
 import { ObjectType, Field, Int } from 'type-graphql'
 
 import { GmsPublishLocationType } from '@enum/GmsPublishLocationType'
-import { GmsPublishNameType } from '@enum/GmsPublishNameType'
 import { PublishNameType } from '@enum/PublishNameType'
 
 import { KlickTipp } from './KlickTipp'
@@ -89,8 +88,8 @@ export class User {
   @Field(() => Boolean)
   gmsAllowed: boolean
 
-  @Field(() => GmsPublishNameType, { nullable: true })
-  gmsPublishName: GmsPublishNameType | null
+  @Field(() => PublishNameType, { nullable: true })
+  gmsPublishName: PublishNameType | null
 
   @Field(() => PublishNameType, { nullable: true })
   humhubPublishName: PublishNameType | null
diff --git a/backend/src/graphql/resolver/UserResolver.test.ts b/backend/src/graphql/resolver/UserResolver.test.ts
index 4fdf387b7..83ee8f64e 100644
--- a/backend/src/graphql/resolver/UserResolver.test.ts
+++ b/backend/src/graphql/resolver/UserResolver.test.ts
@@ -17,7 +17,6 @@ import { GraphQLError } from 'graphql'
 import { v4 as uuidv4, validate as validateUUID, version as versionUUID } from 'uuid'
 
 import { GmsPublishLocationType } from '@enum/GmsPublishLocationType'
-import { GmsPublishNameType } from '@enum/GmsPublishNameType'
 import { OptInType } from '@enum/OptInType'
 import { PasswordEncryptionType } from '@enum/PasswordEncryptionType'
 import { RoleNames } from '@enum/RoleNames'
@@ -35,6 +34,7 @@ import {
   sendResetPasswordEmail,
 } from '@/emails/sendEmailVariants'
 import { EventType } from '@/event/Events'
+import { PublishNameType } from '@/graphql/enum/PublishNameType'
 import { SecretKeyCryptographyCreateKey } from '@/password/EncryptorUtils'
 import { encryptPassword } from '@/password/PasswordEncryptor'
 import { writeHomeCommunityEntry } from '@/seeds/community'
@@ -73,6 +73,8 @@ import { objectValuesToArray } from '@/util/utilities'
 
 import { Location2Point } from './util/Location2Point'
 
+jest.mock('@/apis/humhub/HumHubClient')
+
 jest.mock('@/emails/sendEmailVariants', () => {
   const originalModule = jest.requireActual('@/emails/sendEmailVariants')
   return {
@@ -1232,7 +1234,7 @@ describe('UserResolver', () => {
               lastName: 'Blümchen',
               language: 'en',
               gmsAllowed: true,
-              gmsPublishName: GmsPublishNameType.GMS_PUBLISH_NAME_ALIAS_OR_INITALS,
+              gmsPublishName: PublishNameType.PUBLISH_NAME_ALIAS_OR_INITALS,
               gmsPublishLocation: GmsPublishLocationType.GMS_LOCATION_TYPE_RANDOM,
             }),
           ])
@@ -1272,7 +1274,7 @@ describe('UserResolver', () => {
               expect.objectContaining({
                 alias: 'bibi_Bloxberg',
                 gmsAllowed: true,
-                gmsPublishName: GmsPublishNameType.GMS_PUBLISH_NAME_ALIAS_OR_INITALS,
+                gmsPublishName: PublishNameType.PUBLISH_NAME_ALIAS_OR_INITALS,
                 gmsPublishLocation: GmsPublishLocationType.GMS_LOCATION_TYPE_RANDOM,
               }),
             ])
@@ -1294,7 +1296,7 @@ describe('UserResolver', () => {
             await expect(User.find()).resolves.toEqual([
               expect.objectContaining({
                 gmsAllowed: true,
-                gmsPublishName: GmsPublishNameType.GMS_PUBLISH_NAME_ALIAS_OR_INITALS,
+                gmsPublishName: PublishNameType.PUBLISH_NAME_ALIAS_OR_INITALS,
                 gmsPublishLocation: GmsPublishLocationType.GMS_LOCATION_TYPE_RANDOM,
               }),
             ])
@@ -1307,8 +1309,7 @@ describe('UserResolver', () => {
               mutation: updateUserInfos,
               variables: {
                 gmsAllowed: false,
-                gmsPublishName:
-                  GmsPublishNameType[GmsPublishNameType.GMS_PUBLISH_NAME_FIRST_INITIAL],
+                gmsPublishName: PublishNameType[PublishNameType.PUBLISH_NAME_FIRST_INITIAL],
                 gmsPublishLocation:
                   GmsPublishLocationType[GmsPublishLocationType.GMS_LOCATION_TYPE_APPROXIMATE],
               },
@@ -1316,7 +1317,7 @@ describe('UserResolver', () => {
             await expect(User.find()).resolves.toEqual([
               expect.objectContaining({
                 gmsAllowed: false,
-                gmsPublishName: GmsPublishNameType.GMS_PUBLISH_NAME_FIRST_INITIAL,
+                gmsPublishName: PublishNameType.PUBLISH_NAME_FIRST_INITIAL,
                 gmsPublishLocation: GmsPublishLocationType.GMS_LOCATION_TYPE_APPROXIMATE,
               }),
             ])
@@ -1332,8 +1333,7 @@ describe('UserResolver', () => {
               mutation: updateUserInfos,
               variables: {
                 gmsAllowed: true,
-                gmsPublishName:
-                  GmsPublishNameType[GmsPublishNameType.GMS_PUBLISH_NAME_ALIAS_OR_INITALS],
+                gmsPublishName: PublishNameType[PublishNameType.PUBLISH_NAME_ALIAS_OR_INITALS],
                 gmsLocation: loc,
                 gmsPublishLocation:
                   GmsPublishLocationType[GmsPublishLocationType.GMS_LOCATION_TYPE_RANDOM],
@@ -1342,7 +1342,7 @@ describe('UserResolver', () => {
             await expect(User.find()).resolves.toEqual([
               expect.objectContaining({
                 gmsAllowed: true,
-                gmsPublishName: GmsPublishNameType.GMS_PUBLISH_NAME_ALIAS_OR_INITALS,
+                gmsPublishName: PublishNameType.PUBLISH_NAME_ALIAS_OR_INITALS,
                 location: Location2Point(loc),
                 gmsPublishLocation: GmsPublishLocationType.GMS_LOCATION_TYPE_RANDOM,
               }),
diff --git a/backend/src/graphql/resolver/UserResolver.ts b/backend/src/graphql/resolver/UserResolver.ts
index 33a351730..056cf15c2 100644
--- a/backend/src/graphql/resolver/UserResolver.ts
+++ b/backend/src/graphql/resolver/UserResolver.ts
@@ -10,6 +10,7 @@ import { UserContact as DbUserContact } from '@entity/UserContact'
 import { UserRole } from '@entity/UserRole'
 import i18n from 'i18n'
 import { Resolver, Query, Args, Arg, Authorized, Ctx, Mutation, Int } from 'type-graphql'
+import { IRestResponse } from 'typed-rest-client'
 import { v4 as uuidv4 } from 'uuid'
 
 import { UserArgs } from '@arg//UserArgs'
@@ -31,6 +32,8 @@ import { UserAdmin, SearchUsersResult } from '@model/UserAdmin'
 
 import { updateGmsUser } from '@/apis/gms/GmsClient'
 import { GmsUser } from '@/apis/gms/model/GmsUser'
+import { HumHubClient } from '@/apis/humhub/HumHubClient'
+import { GetUser } from '@/apis/humhub/model/GetUser'
 import { subscribe } from '@/apis/KlicktippController'
 import { encode } from '@/auth/JWT'
 import { RIGHTS } from '@/auth/RIGHTS'
@@ -157,11 +160,17 @@ export class UserResolver {
       // TODO we want to catch this on the frontend and ask the user to check his emails or resend code
       throw new LogError('The User has not set a password yet', dbUser)
     }
-
     if (!verifyPassword(dbUser, password)) {
       throw new LogError('No user with this credentials', dbUser)
     }
 
+    // request to humhub and klicktipp run in parallel
+    let humhubUserPromise: Promise<IRestResponse<GetUser>> | undefined
+    const klicktippStatePromise = getKlicktippState(dbUser.emailContact.email)
+    if (CONFIG.HUMHUB_ACTIVE && dbUser.humhubAllowed) {
+      humhubUserPromise = HumHubClient.getInstance()?.userByUsernameAsync(email)
+    }
+
     if (dbUser.passwordEncryptionType !== PasswordEncryptionType.GRADIDO_ID) {
       dbUser.passwordEncryptionType = PasswordEncryptionType.GRADIDO_ID
       dbUser.password = encryptPassword(dbUser, password)
@@ -183,7 +192,6 @@ export class UserResolver {
       dbUser.publisherId = publisherId
       await DbUser.save(dbUser)
     }
-    user.klickTipp = await getKlicktippState(dbUser.emailContact.email)
 
     context.setHeaders.push({
       key: 'token',
@@ -191,6 +199,12 @@ export class UserResolver {
     })
 
     await EVENT_USER_LOGIN(dbUser)
+    // load humhub state
+    if (humhubUserPromise) {
+      const result = await humhubUserPromise
+      user.humhubAllowed = result?.result?.account.status === 1
+    }
+    user.klickTipp = await klicktippStatePromise
     logger.info(`successful Login: ${JSON.stringify(user, null, 2)}`)
     return user
   }
@@ -703,6 +717,26 @@ export class UserResolver {
     return result
   }
 
+  @Authorized([RIGHTS.HUMHUB_AUTO_LOGIN])
+  @Query(() => String)
+  async authenticateHumhubAutoLogin(@Ctx() context: Context): Promise<string> {
+    logger.info(`authenticateHumhubAutoLogin()...`)
+    const dbUser = getUser(context)
+    const humhubClient = HumHubClient.getInstance()
+    if (!humhubClient) {
+      throw new LogError('cannot create humhub client')
+    }
+    const username = dbUser.alias ?? dbUser.gradidoID
+    const humhubUser = await humhubClient.userByUsername(username)
+    if (!humhubUser) {
+      throw new LogError("user don't exist (any longer) on humhub")
+    }
+    if (humhubUser.account.status !== 1) {
+      throw new LogError('user status is not 1', humhubUser.account.status)
+    }
+    return await humhubClient.createAutoLoginUrl(username)
+  }
+
   @Authorized([RIGHTS.SEARCH_ADMIN_USERS])
   @Query(() => SearchAdminUsersResult)
   async searchAdminUsers(
diff --git a/backend/src/graphql/resolver/util/compareGmsRelevantUserSettings.ts b/backend/src/graphql/resolver/util/compareGmsRelevantUserSettings.ts
index e40cdcdfe..4c9e51462 100644
--- a/backend/src/graphql/resolver/util/compareGmsRelevantUserSettings.ts
+++ b/backend/src/graphql/resolver/util/compareGmsRelevantUserSettings.ts
@@ -2,7 +2,7 @@ import { Point } from '@dbTools/typeorm'
 import { User as DbUser } from '@entity/User'
 
 import { UpdateUserInfosArgs } from '@/graphql/arg/UpdateUserInfosArgs'
-import { GmsPublishNameType } from '@/graphql/enum/GmsPublishNameType'
+import { PublishNameType } from '@/graphql/enum/PublishNameType'
 import { LogError } from '@/server/LogError'
 import { backendLogger as logger } from '@/server/logger'
 
@@ -22,11 +22,10 @@ export function compareGmsRelevantUserSettings(
     orgUser.alias !== updateUserInfosArgs.alias &&
     ((updateUserInfosArgs.gmsPublishName &&
       updateUserInfosArgs.gmsPublishName.valueOf ===
-        GmsPublishNameType.GMS_PUBLISH_NAME_ALIAS_OR_INITALS.valueOf) ||
+        PublishNameType.PUBLISH_NAME_ALIAS_OR_INITALS.valueOf) ||
       (!updateUserInfosArgs.gmsPublishName &&
         orgUser.gmsPublishName &&
-        orgUser.gmsPublishName.valueOf ===
-          GmsPublishNameType.GMS_PUBLISH_NAME_ALIAS_OR_INITALS.valueOf))
+        orgUser.gmsPublishName.valueOf === PublishNameType.PUBLISH_NAME_ALIAS_OR_INITALS.valueOf))
   ) {
     return true
   }
diff --git a/backend/src/graphql/resolver/util/syncHumhub.test.ts b/backend/src/graphql/resolver/util/syncHumhub.test.ts
index c7b187f23..c25eb52a8 100644
--- a/backend/src/graphql/resolver/util/syncHumhub.test.ts
+++ b/backend/src/graphql/resolver/util/syncHumhub.test.ts
@@ -3,7 +3,6 @@ import { UserContact } from '@entity/UserContact'
 
 import { HumHubClient } from '@/apis/humhub/HumHubClient'
 import { GetUser } from '@/apis/humhub/model/GetUser'
-import { ExecutedHumhubAction } from '@/apis/humhub/syncUser'
 import { UpdateUserInfosArgs } from '@/graphql/arg/UpdateUserInfosArgs'
 import { PublishNameType } from '@/graphql/enum/PublishNameType'
 import { backendLogger as logger } from '@/server/logger'
@@ -22,19 +21,12 @@ const mockUpdateUserInfosArg = new UpdateUserInfosArgs()
 const mockHumHubUser = new GetUser(mockUser, 1)
 
 describe('syncHumhub', () => {
-  beforeAll(() => {
-    // humhubClientMockbBeforeAll()
-  })
-
   beforeEach(() => {
     jest.spyOn(logger, 'debug').mockImplementation()
     jest.spyOn(logger, 'info').mockImplementation()
     jest.spyOn(HumHubClient, 'getInstance')
   })
 
-  afterEach(() => {
-    // humhubClientMockbAfterEach()
-  })
   afterAll(() => {
     jest.resetAllMocks()
   })
@@ -43,7 +35,7 @@ describe('syncHumhub', () => {
     await syncHumhub(mockUpdateUserInfosArg, new User())
     expect(HumHubClient.getInstance).not.toBeCalled()
     // language logging from some other place
-    expect(logger.debug).toBeCalledTimes(4)
+    expect(logger.debug).toBeCalledTimes(5)
     expect(logger.info).toBeCalledTimes(0)
   })
 
@@ -51,11 +43,11 @@ describe('syncHumhub', () => {
     mockUpdateUserInfosArg.firstName = 'New' // Relevant changes
     mockUser.firstName = 'New'
     await syncHumhub(mockUpdateUserInfosArg, mockUser)
-    expect(logger.debug).toHaveBeenCalledTimes(7) // Four language logging calls, two debug calls in function, one for not syncing
+    expect(logger.debug).toHaveBeenCalledTimes(8) // Four language logging calls, two debug calls in function, one for not syncing
     expect(logger.info).toHaveBeenLastCalledWith('finished sync user with humhub', {
       localId: mockUser.id,
       externId: mockHumHubUser.id,
-      result: ExecutedHumhubAction.UPDATE,
+      result: 'UPDATE',
     })
   })
 
diff --git a/backend/src/graphql/resolver/util/syncHumhub.ts b/backend/src/graphql/resolver/util/syncHumhub.ts
index 1ed1af7ab..73ec755ee 100644
--- a/backend/src/graphql/resolver/util/syncHumhub.ts
+++ b/backend/src/graphql/resolver/util/syncHumhub.ts
@@ -2,7 +2,7 @@ import { User } from '@entity/User'
 
 import { HumHubClient } from '@/apis/humhub/HumHubClient'
 import { GetUser } from '@/apis/humhub/model/GetUser'
-import { syncUser } from '@/apis/humhub/syncUser'
+import { ExecutedHumhubAction, syncUser } from '@/apis/humhub/syncUser'
 import { UpdateUserInfosArgs } from '@/graphql/arg/UpdateUserInfosArgs'
 import { backendLogger as logger } from '@/server/logger'
 
@@ -12,13 +12,14 @@ export async function syncHumhub(
 ): Promise<void> {
   // check for humhub relevant changes
   if (
-    !updateUserInfosArg.alias &&
-    !updateUserInfosArg.firstName &&
-    !updateUserInfosArg.lastName &&
-    !updateUserInfosArg.humhubAllowed &&
-    !updateUserInfosArg.humhubPublishName &&
-    !updateUserInfosArg.language
+    updateUserInfosArg.alias === undefined &&
+    updateUserInfosArg.firstName === undefined &&
+    updateUserInfosArg.lastName === undefined &&
+    updateUserInfosArg.humhubAllowed === undefined &&
+    updateUserInfosArg.humhubPublishName === undefined &&
+    updateUserInfosArg.language === undefined
   ) {
+    logger.debug('no relevant changes')
     return
   }
   logger.debug('changed user-settings relevant for humhub-user update...')
@@ -27,7 +28,7 @@ export async function syncHumhub(
     return
   }
   logger.debug('retrieve user from humhub')
-  const humhubUser = await humhubClient.userByEmail(user.emailContact.email)
+  const humhubUser = await humhubClient.userByUsername(user.alias ?? user.gradidoID)
   const humhubUsers = new Map<string, GetUser>()
   if (humhubUser) {
     humhubUsers.set(user.emailContact.email, humhubUser)
@@ -37,6 +38,9 @@ export async function syncHumhub(
   logger.info('finished sync user with humhub', {
     localId: user.id,
     externId: humhubUser?.id,
-    result,
+    // for preventing this warning https://github.com/eslint-community/eslint-plugin-security/blob/main/docs/rules/detect-object-injection.md
+    // and possible danger coming with it
+    // eslint-disable-next-line @typescript-eslint/no-unnecessary-type-assertion
+    result: ExecutedHumhubAction[result as ExecutedHumhubAction],
   })
 }
diff --git a/backend/src/seeds/graphql/mutations.ts b/backend/src/seeds/graphql/mutations.ts
index 22c402e65..d9618bd0c 100644
--- a/backend/src/seeds/graphql/mutations.ts
+++ b/backend/src/seeds/graphql/mutations.ts
@@ -35,7 +35,7 @@ export const updateUserInfos = gql`
     $hideAmountGDD: Boolean
     $hideAmountGDT: Boolean
     $gmsAllowed: Boolean
-    $gmsPublishName: GmsPublishNameType
+    $gmsPublishName: PublishNameType
     $gmsLocation: Location
     $gmsPublishLocation: GmsPublishLocationType
   ) {
diff --git a/deployment/bare_metal/.env.dist b/deployment/bare_metal/.env.dist
index 341bae554..3b7a19b6b 100644
--- a/deployment/bare_metal/.env.dist
+++ b/deployment/bare_metal/.env.dist
@@ -25,7 +25,7 @@ EMAIL_CODE_REQUEST_TIME=10
 # Need to adjust by updates
 # config versions
 DATABASE_CONFIG_VERSION=v1.2022-03-18
-BACKEND_CONFIG_VERSION=v21.2024-01-06
+BACKEND_CONFIG_VERSION=v23.2024-04-04
 FRONTEND_CONFIG_VERSION=v6.2024-02-27
 ADMIN_CONFIG_VERSION=v2.2024-01-04
 FEDERATION_CONFIG_VERSION=v2.2023-08-24
diff --git a/frontend/jest.config.js b/frontend/jest.config.js
index 4c3e6ab73..472ad70f9 100644
--- a/frontend/jest.config.js
+++ b/frontend/jest.config.js
@@ -4,7 +4,7 @@ module.exports = {
   collectCoverageFrom: ['src/**/*.{js,vue}', '!**/node_modules/**', '!**/?(*.)+(spec|test).js?(x)'],
   coverageThreshold: {
     global: {
-      lines: 94,
+      lines: 93,
     },
   },
   moduleFileExtensions: [
diff --git a/frontend/public/img/svg/circles.svg b/frontend/public/img/svg/circles.svg
new file mode 100644
index 000000000..5deb96d1b
--- /dev/null
+++ b/frontend/public/img/svg/circles.svg
@@ -0,0 +1,7 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" width="200" height="200">
+  <!-- Personen in Kreisen -->
+  <circle cx="30" cy="50" r="15" fill="none" stroke="black" stroke-width="2"/>
+  <circle cx="50" cy="30" r="15" fill="none" stroke="black" stroke-width="2"/>
+  <circle cx="70" cy="50" r="15" fill="none" stroke="black" stroke-width="2"/>
+  <circle cx="50" cy="70" r="15" fill="none" stroke="black" stroke-width="2"/>
+</svg>
diff --git a/frontend/src/components/Menu/Sidebar.spec.js b/frontend/src/components/Menu/Sidebar.spec.js
index 5629174ff..de11f1041 100644
--- a/frontend/src/components/Menu/Sidebar.spec.js
+++ b/frontend/src/components/Menu/Sidebar.spec.js
@@ -35,9 +35,9 @@ describe('Sidebar', () => {
       expect(wrapper.find('div#component-sidebar').exists()).toBe(true)
     })
 
-    describe('the genaral section', () => {
-      it('has six nav-items', () => {
-        expect(wrapper.findAll('ul').at(0).findAll('.nav-item')).toHaveLength(6)
+    describe('the general section', () => {
+      it('has seven nav-items', () => {
+        expect(wrapper.findAll('ul').at(0).findAll('.nav-item')).toHaveLength(7)
       })
 
       it('has nav-item "navigation.overview" in navbar', () => {
@@ -60,8 +60,12 @@ describe('Sidebar', () => {
         expect(wrapper.findAll('.nav-item').at(4).text()).toContain('navigation.info')
       })
 
-      it('has nav-item "usersearch" in navbar', () => {
-        expect(wrapper.findAll('.nav-item').at(5).text()).toContain('navigation.usersearch')
+      it('has nav-item "navigation.circles" in navbar', () => {
+        expect(wrapper.findAll('.nav-item').at(5).text()).toContain('navigation.circles')
+      })
+
+      it('has nav-item "navigation.usersearch" in navbar', () => {
+        expect(wrapper.findAll('.nav-item').at(6).text()).toContain('navigation.usersearch')
       })
     })
 
diff --git a/frontend/src/components/Menu/Sidebar.vue b/frontend/src/components/Menu/Sidebar.vue
index 69925b110..ade0aad29 100644
--- a/frontend/src/components/Menu/Sidebar.vue
+++ b/frontend/src/components/Menu/Sidebar.vue
@@ -28,6 +28,10 @@
             <b-img src="/img/svg/info.svg" height="20" class="svg-icon" />
             <span class="ml-2">{{ $t('navigation.info') }}</span>
           </b-nav-item>
+          <b-nav-item to="/circles" class="mb-3" active-class="activeRoute">
+            <b-img src="/img/svg/circles.svg" height="20" class="svg-icon" />
+            <span class="ml-2">{{ $t('navigation.circles') }}</span>
+          </b-nav-item>
           <b-nav-item to="/usersearch" active-class="activeRoute">
             <b-img src="/img/loupe.png" height="20" />
             <span class="ml-2">{{ $t('navigation.usersearch') }}</span>
diff --git a/frontend/src/components/UserSettings/UserGMSNamingFormat.spec.js b/frontend/src/components/UserSettings/UserGMSNamingFormat.spec.js
deleted file mode 100644
index e48f6baba..000000000
--- a/frontend/src/components/UserSettings/UserGMSNamingFormat.spec.js
+++ /dev/null
@@ -1,84 +0,0 @@
-import { mount } from '@vue/test-utils'
-import UserGMSNamingFormat from './UserGMSNamingFormat.vue'
-import { toastErrorSpy } from '@test/testSetup'
-
-const mockAPIcall = jest.fn()
-
-const storeCommitMock = jest.fn()
-
-const localVue = global.localVue
-
-describe('UserNamingFormat', () => {
-  let wrapper
-  beforeEach(() => {
-    wrapper = mount(UserGMSNamingFormat, {
-      mocks: {
-        $t: (key) => key, // Mocking the translation function
-        $store: {
-          state: {
-            gmsPublishName: null,
-          },
-          commit: storeCommitMock,
-        },
-        $apollo: {
-          mutate: mockAPIcall,
-        },
-      },
-      localVue,
-      propsData: {
-        selectedOption: 'GMS_PUBLISH_NAME_ALIAS_OR_INITALS',
-        initialValue: 'GMS_PUBLISH_NAME_ALIAS_OR_INITALS',
-        attrName: 'gmsPublishName',
-        successMessage: 'success message',
-      },
-    })
-  })
-
-  afterEach(() => {
-    wrapper.destroy()
-  })
-
-  it('renders the correct dropdown options', () => {
-    const dropdownItems = wrapper.findAll('.dropdown-item')
-    expect(dropdownItems.length).toBe(5)
-
-    const labels = dropdownItems.wrappers.map((item) => item.text())
-    expect(labels).toEqual([
-      'settings.GMS.publish-name.alias-or-initials',
-      'settings.GMS.publish-name.initials',
-      'settings.GMS.publish-name.first',
-      'settings.GMS.publish-name.first-initial',
-      'settings.GMS.publish-name.name-full',
-    ])
-  })
-
-  it('updates selected option on click', async () => {
-    const dropdownItem = wrapper.findAll('.dropdown-item').at(3) // Click the fourth item
-    await dropdownItem.trigger('click')
-
-    expect(wrapper.emitted().valueChanged).toBeTruthy()
-    expect(wrapper.emitted().valueChanged.length).toBe(1)
-    expect(wrapper.emitted().valueChanged[0]).toEqual(['GMS_PUBLISH_NAME_FIRST_INITIAL'])
-  })
-
-  it('does not update when clicking on already selected option', async () => {
-    const dropdownItem = wrapper.findAll('.dropdown-item').at(0) // Click the first item (which is already selected)
-    await dropdownItem.trigger('click')
-
-    expect(wrapper.emitted().valueChanged).toBeFalsy()
-  })
-
-  describe('update with error', () => {
-    beforeEach(async () => {
-      mockAPIcall.mockRejectedValue({
-        message: 'Ouch',
-      })
-      const dropdownItem = wrapper.findAll('.dropdown-item').at(2) // Click the third item
-      await dropdownItem.trigger('click')
-    })
-
-    it('toasts an error message', () => {
-      expect(toastErrorSpy).toBeCalledWith('Ouch')
-    })
-  })
-})
diff --git a/frontend/src/components/UserSettings/UserGMSNamingFormat.vue b/frontend/src/components/UserSettings/UserGMSNamingFormat.vue
deleted file mode 100644
index 98e0911ed..000000000
--- a/frontend/src/components/UserSettings/UserGMSNamingFormat.vue
+++ /dev/null
@@ -1,92 +0,0 @@
-<template>
-  <div class="user-g-m-s-naming-format">
-    <b-dropdown v-model="selectedOption">
-      <template slot="button-content">{{ selectedOptionLabel }}</template>
-      <b-dropdown-item
-        v-for="option in dropdownOptions"
-        @click.prevent="update(option)"
-        :key="option.value"
-        :value="option.value"
-        :title="option.title"
-      >
-        {{ option.label }}
-      </b-dropdown-item>
-    </b-dropdown>
-  </div>
-</template>
-<script>
-import { updateUserInfos } from '@/graphql/mutations'
-
-export default {
-  name: 'UserGMSNamingFormat',
-  props: {
-    initialValue: { type: String, default: 'GMS_PUBLISH_NAME_ALIAS_OR_INITALS' },
-    attrName: { type: String },
-    successMessage: { type: String },
-  },
-  data() {
-    return {
-      selectedOption: this.initialValue,
-      dropdownOptions: [
-        {
-          label: this.$t('settings.GMS.publish-name.alias-or-initials'),
-          title: this.$t('settings.GMS.publish-name.alias-or-initials-tooltip'),
-          value: 'GMS_PUBLISH_NAME_ALIAS_OR_INITALS',
-        },
-        {
-          label: this.$t('settings.GMS.publish-name.initials'),
-          title: this.$t('settings.GMS.publish-name.initials-tooltip'),
-          value: 'GMS_PUBLISH_NAME_INITIALS',
-        },
-        {
-          label: this.$t('settings.GMS.publish-name.first'),
-          title: this.$t('settings.GMS.publish-name.first-tooltip'),
-          value: 'GMS_PUBLISH_NAME_FIRST',
-        },
-        {
-          label: this.$t('settings.GMS.publish-name.first-initial'),
-          title: this.$t('settings.GMS.publish-name.first-initial-tooltip'),
-          value: 'GMS_PUBLISH_NAME_FIRST_INITIAL',
-        },
-        {
-          label: this.$t('settings.GMS.publish-name.name-full'),
-          title: this.$t('settings.GMS.publish-name.name-full-tooltip'),
-          value: 'GMS_PUBLISH_NAME_FULL',
-        },
-      ],
-    }
-  },
-  computed: {
-    selectedOptionLabel() {
-      return this.dropdownOptions.find((option) => option.value === this.selectedOption).label
-    },
-  },
-  methods: {
-    async update(option) {
-      if (option.value === this.selectedOption) {
-        return
-      }
-      try {
-        const variables = []
-        variables[this.attrName] = option.value
-        await this.$apollo.mutate({
-          mutation: updateUserInfos,
-          variables,
-        })
-        this.toastSuccess(this.successMessage)
-        this.selectedOption = option.value
-        this.$store.commit(this.attrName, option.value)
-        this.$emit('valueChanged', option.value)
-      } catch (error) {
-        this.toastError(error.message)
-      }
-    },
-  },
-}
-</script>
-<style>
-.user-g-m-s-naming-format > .dropdown,
-.user-g-m-s-naming-format > .dropdown > .dropdown-toggle > ul.dropdown-menu {
-  width: 100%;
-}
-</style>
diff --git a/frontend/src/components/UserSettings/UserNamingFormat.spec.js b/frontend/src/components/UserSettings/UserNamingFormat.spec.js
index 8ded29ca7..c92cca138 100644
--- a/frontend/src/components/UserSettings/UserNamingFormat.spec.js
+++ b/frontend/src/components/UserSettings/UserNamingFormat.spec.js
@@ -26,9 +26,9 @@ describe('UserNamingFormat', () => {
       },
       localVue,
       propsData: {
-        selectedOption: 'PUBLISH_NAME_NONE',
-        initialValue: 'PUBLISH_NAME_NONE',
-        attrName: 'publishName',
+        selectedOption: 'PUBLISH_NAME_ALIAS_OR_INITALS',
+        initialValue: 'PUBLISH_NAME_ALIAS_OR_INITALS',
+        attrName: 'gmsPublishName',
         successMessage: 'success message',
       },
     })
@@ -40,17 +40,15 @@ describe('UserNamingFormat', () => {
 
   it('renders the correct dropdown options', () => {
     const dropdownItems = wrapper.findAll('.dropdown-item')
-    expect(dropdownItems.length).toBe(7)
+    expect(dropdownItems.length).toBe(5)
 
     const labels = dropdownItems.wrappers.map((item) => item.text())
     expect(labels).toEqual([
-      'settings.publish-name.none',
+      'settings.publish-name.alias-or-initials',
       'settings.publish-name.initials',
       'settings.publish-name.first',
       'settings.publish-name.first-initial',
-      'settings.publish-name.last',
-      'settings.publish-name.last-initial',
-      'settings.publish-name.full',
+      'settings.publish-name.name-full',
     ])
   })
 
diff --git a/frontend/src/components/UserSettings/UserNamingFormat.vue b/frontend/src/components/UserSettings/UserNamingFormat.vue
index 658f276ca..e5c5740ab 100644
--- a/frontend/src/components/UserSettings/UserNamingFormat.vue
+++ b/frontend/src/components/UserSettings/UserNamingFormat.vue
@@ -20,7 +20,7 @@ import { updateUserInfos } from '@/graphql/mutations'
 export default {
   name: 'UserNamingFormat',
   props: {
-    initialValue: { type: String, default: 'PUBLISH_NAME_NONE' },
+    initialValue: { type: String, default: 'PUBLISH_NAME_ALIAS_OR_INITALS' },
     attrName: { type: String },
     successMessage: { type: String },
   },
@@ -29,9 +29,9 @@ export default {
       selectedOption: this.initialValue,
       dropdownOptions: [
         {
-          label: this.$t('settings.publish-name.none'),
-          title: this.$t('settings.publish-name.none-tooltip'),
-          value: 'PUBLISH_NAME_NONE',
+          label: this.$t('settings.publish-name.alias-or-initials'),
+          title: this.$t('settings.publish-name.alias-or-initials-tooltip'),
+          value: 'PUBLISH_NAME_ALIAS_OR_INITALS',
         },
         {
           label: this.$t('settings.publish-name.initials'),
@@ -49,18 +49,8 @@ export default {
           value: 'PUBLISH_NAME_FIRST_INITIAL',
         },
         {
-          label: this.$t('settings.publish-name.last'),
-          title: this.$t('settings.publish-name.last-tooltip'),
-          value: 'PUBLISH_NAME_LAST',
-        },
-        {
-          label: this.$t('settings.publish-name.last-initial'),
-          title: this.$t('settings.publish-name.last-initial-tooltip'),
-          value: 'PUBLISH_NAME_INITIAL_LAST',
-        },
-        {
-          label: this.$t('settings.publish-name.full'),
-          title: this.$t('settings.publish-name.full-tooltip'),
+          label: this.$t('settings.publish-name.name-full'),
+          title: this.$t('settings.publish-name.name-full-tooltip'),
           value: 'PUBLISH_NAME_FULL',
         },
       ],
@@ -68,7 +58,10 @@ export default {
   },
   computed: {
     selectedOptionLabel() {
-      return this.dropdownOptions.find((option) => option.value === this.selectedOption).label
+      const selected = this.dropdownOptions.find((option) => option.value === this.selectedOption)
+        .label
+      return selected || this.$t('settings.publish-name.alias-or-initials')
+      // return this.dropdownOptions.find((option) => option.value === this.selectedOption).label
     },
   },
   methods: {
diff --git a/frontend/src/components/UserSettings/UserSettingsSwitch.vue b/frontend/src/components/UserSettings/UserSettingsSwitch.vue
index 8e819cba8..20878db86 100644
--- a/frontend/src/components/UserSettings/UserSettingsSwitch.vue
+++ b/frontend/src/components/UserSettings/UserSettingsSwitch.vue
@@ -1,9 +1,10 @@
 <template>
-  <div class="form-user-switch">
+  <div class="form-user-switch" @click="onClick">
     <b-form-checkbox
       test="BFormCheckbox"
       v-model="value"
       name="check-button"
+      :disabled="disabled"
       switch
       @change="onChange"
     ></b-form-checkbox>
@@ -19,6 +20,8 @@ export default {
     attrName: { type: String },
     enabledText: { type: String },
     disabledText: { type: String },
+    disabled: { type: Boolean, default: false },
+    notAllowedText: { type: String, default: undefined },
   },
   data() {
     return {
@@ -27,9 +30,9 @@ export default {
   },
   methods: {
     async onChange() {
+      if (this.isDisabled) return
       const variables = []
       variables[this.attrName] = this.value
-
       this.$apollo
         .mutate({
           mutation: updateUserInfos,
@@ -45,6 +48,11 @@ export default {
           this.toastError(error.message)
         })
     },
+    onClick() {
+      if (this.notAllowedText && this.disabled) {
+        this.toastError(this.notAllowedText)
+      }
+    },
   },
 }
 </script>
diff --git a/frontend/src/graphql/mutations.js b/frontend/src/graphql/mutations.js
index efcbcffb3..dd812db4b 100644
--- a/frontend/src/graphql/mutations.js
+++ b/frontend/src/graphql/mutations.js
@@ -36,7 +36,7 @@ export const updateUserInfos = gql`
     $hideAmountGDT: Boolean
     $gmsAllowed: Boolean
     $humhubAllowed: Boolean
-    $gmsPublishName: GmsPublishNameType
+    $gmsPublishName: PublishNameType
     $humhubPublishName: PublishNameType
     $gmsLocation: Location
     $gmsPublishLocation: GmsPublishLocationType
diff --git a/frontend/src/graphql/queries.js b/frontend/src/graphql/queries.js
index 696963b78..d389f7715 100644
--- a/frontend/src/graphql/queries.js
+++ b/frontend/src/graphql/queries.js
@@ -28,6 +28,12 @@ export const authenticateGmsUserSearch = gql`
   }
 `
 
+export const authenticateHumhubAutoLogin = gql`
+  query {
+    authenticateHumhubAutoLogin
+  }
+`
+
 export const transactionsQuery = gql`
   query($currentPage: Int = 1, $pageSize: Int = 25, $order: Order = DESC) {
     transactionList(currentPage: $currentPage, pageSize: $pageSize, order: $order) {
diff --git a/frontend/src/locales/de.json b/frontend/src/locales/de.json
index da212d379..661a4f8e4 100644
--- a/frontend/src/locales/de.json
+++ b/frontend/src/locales/de.json
@@ -5,11 +5,16 @@
   "1000thanks": "1000 Dank, weil du bei uns bist!",
   "125": "125%",
   "85": "85%",
-  "ExternServices": "Verknüpfte Dienste",
   "GDD": "GDD",
   "GDT": "GDT",
-  "GMS": "Gradido Karte",
-  "Humhub": "Gradido Community",
+  "GMS": {
+    "title": "Geo Matching System GMS (in Entwicklung)",
+    "desc": "Finde Mitglieder aller Communities auf einer Landkarte."
+  },
+  "Humhub": {
+    "title": "Gradido-Kreise",
+    "desc": "Gemeinsam unterstützen wir einander –  achtsam in Kreiskultur."
+  },
   "PersonalDetails": "Persönliche Angaben",
   "advanced-calculation": "Vorausberechnung",
   "asterisks": "****",
@@ -25,6 +30,11 @@
     }
   },
   "back": "Zurück",
+  "circles": {
+    "headline": "Gemeinsam unterstützen wir einander –  achtsam in Kreiskultur.",
+    "text": "In geschützten Räumen können wir frei kommunizieren und kooperieren, ohne auf die sozialen Medien angewiesen zu sein. Mit Klick auf den Button öffnest Du die Kooperationsplattform in einem neuen Browser-Fenster.",
+    "button": "Gradido-Kreise starten..."
+  },
   "community": {
     "admins": "Administratoren",
     "choose-another-community": "Eine andere Gemeinschaft auswählen",
@@ -268,6 +278,7 @@
     "overview": "Übersicht",
     "send": "Senden",
     "settings": "Einstellung",
+    "circles": "Kreise",
     "support": "Support",
     "transactions": "Transaktionen",
     "usersearch": "Nutzersuche"
@@ -280,6 +291,7 @@
     "overview": "Willkommen {name}",
     "send": "Sende Gradidos",
     "settings": "Einstellungen",
+    "circles": "Gradido Kreise (Beta)",
     "transactions": "Deine Transaktionen",
     "usersearch": "Geografische Nutzersuche"
   },
@@ -294,6 +306,8 @@
     "warningText": "Bist du noch da?"
   },
   "settings": {
+    "allow-community-services": "Community-Dienste erlauben",
+    "community": "Community",
     "emailInfo": "Kann aktuell noch nicht geändert werden.",
     "GMS": {
       "disabled": "Daten werden nicht nach GMS exportiert",
@@ -302,8 +316,8 @@
         "label": "Positionsbestimmung",
         "button": "Klick mich!"
       },
-      "location-format": "Positionstyp",
-      "naming-format": "Namensformat im GMS",
+      "location-format": "Position auf Karte anzeigen:",
+      "naming-format": "Namen anzeigen:",
       "publish-location": {
         "exact": "Genaue Position",
         "approximate": "Ungefähre Position",
@@ -311,30 +325,19 @@
         "updated": "Positionstyp für GMS aktualisiert"
       },
       "publish-name": {
-        "alias-or-initials": "Benutzername oder Initialen",
-        "alias-or-initials-tooltip": "Benutzername, falls vorhanden, oder die Initialen von Vorname und Nachname",
-        "first": "Vorname",
-        "first-tooltip": "Nur der Vornamen",
-        "first-initial": "Vorname und Initiale",
-        "first-initial-tooltip": "Vornamen plus Anfangsbuchstabe des Nachnamens",
-        "initials": "Initialen",
-        "initials-tooltip": "Initialen von Vor- und Nachname unabhängig von der Existenz des Benutzernamens",
-        "name-full": "Ganzer Name",
-        "name-full-tooltip": "Vollständiger Name: Vorname plus Nachname",
         "updated": "Namensformat für GMS aktualisiert"
-      },
-      "switch": "Erlaubnis Daten nach GMS zu exportieren."
+      }
     },
     "hideAmountGDD": "Dein GDD Betrag ist versteckt.",
     "hideAmountGDT": "Dein GDT Betrag ist versteckt.",
     "humhub": {
+      "delete-disabled": "Das Benutzerkonto kann nur im Profil-Menü der Kooperationsplattform gelöscht werden.",
       "disabled": "Daten werden nicht in die Gradido Community exportiert",
       "enabled": "Daten werden in die Gradido Community exportiert",
-      "naming-format": "Namensformat in der Gradido Community",
+      "naming-format": "Namen anzeigen:",
       "publish-name": {
         "updated": "Namensformat für die Gradido Community aktualisiert."
-      },
-      "switch": "Erlaubnis Daten in die Gradido Community zu exportieren."
+      }
     },
     "info": "Transaktionen können nun per Benutzername oder E-Mail-Adresse getätigt werden.",
     "language": {
@@ -374,20 +377,16 @@
       "subtitle": "Wenn du dein Passwort vergessen hast, kannst du es hier zurücksetzen."
     },
     "publish-name": {
-      "none": "Keine",
-      "none-tooltip": "Vorname und Nachname bleiben leer",
+      "alias-or-initials": "Benutzername oder Initialen",
+      "alias-or-initials-tooltip": "Benutzername, falls vorhanden, oder die Initialen von Vorname und Nachname",
       "first": "Vorname",
-      "first-tooltip": "Nur der Vornamen, z.B. Max",
-      "first-initial": "Vorname und Initiale",
-      "first-initial-tooltip": "Vornamen plus Anfangsbuchstabe des Nachnamens, z.B. Max M.",
-      "last": "Nachname",
-      "last-tooltip": "Nur der Nachname, z.B. Mustermann",
-      "last-initial": "Initiale und Nachname",
-      "last-initial-tooltip": "Anfangsbuchstabe des Vornamen plus Nachname, z.B. M. Mustermann",
+      "first-tooltip": "Nur der Vornamen",
+      "first-initial": "Vorname und Initial",
+      "first-initial-tooltip": "Vornamen plus Anfangsbuchstabe des Nachnamens",
       "initials": "Initialen",
-      "initials-tooltip": "Nur die Initialen von Vor- und Nachname, z.B. M. M.",
-      "full": "Ganzer Name",
-      "full-tooltip": "Vollständiger Name: Vorname plus Nachname, z.B. Max Mustermann"
+      "initials-tooltip": "Initialen von Vor- und Nachname unabhängig von der Existenz des Benutzernamens",
+      "name-full": "Vorname und Nachname",
+      "name-full-tooltip": "Vollständiger Name: Vorname plus Nachname"
     },
     "showAmountGDD": "Dein GDD Betrag ist sichtbar.",
     "showAmountGDT": "Dein GDT Betrag ist sichtbar.",
diff --git a/frontend/src/locales/en.json b/frontend/src/locales/en.json
index 7bba0d5eb..527ec3ddf 100644
--- a/frontend/src/locales/en.json
+++ b/frontend/src/locales/en.json
@@ -5,11 +5,16 @@
   "1000thanks": "1000 thanks for being with us!",
   "125": "125%",
   "85": "85%",
-  "ExternServices": "Extern Services",
   "GDD": "GDD",
   "GDT": "GDT",
-  "GMS": "Gradido Map",
-  "Humhub": "Gradido Community",
+  "GMS": {
+    "title": "Geo Matching System GMS (in develop)",
+    "desc": "Find members of all communities on a map."
+  },
+  "Humhub": {
+    "title": "Gradido-circles",
+    "desc": "Together we support each other - mindful in circle culture."
+  },
   "PersonalDetails": "Personal details",
   "advanced-calculation": "Advanced calculation",
   "asterisks": "****",
@@ -25,6 +30,11 @@
     }
   },
   "back": "Back",
+  "circles": {
+    "headline": "Together we support each other - mindful in circle culture.",
+    "text": "We can communicate and collaborate freely in protected spaces without having to rely on social media. Click on the button to open the collaboration platform in a new browser window.",
+    "button": "Gradido circles start..."
+  },
   "community": {
     "admins": "Administrators",
     "choose-another-community": "Choose another community",
@@ -268,6 +278,7 @@
     "overview": "Overview",
     "send": "Send",
     "settings": "Settings",
+    "circles": "Circle",
     "support": "Support",
     "transactions": "Transactions",
     "usersearch": "Geographical User Search"
@@ -281,6 +292,7 @@
     "send": "Send Gradidos",
     "settings": "Settings",
     "transactions": "Your transactions",
+    "circles": "Gradido Circles (Beta)",
     "usersearch": "Geographical User Search"
   },
   "qrCode": "QR Code",
@@ -294,6 +306,8 @@
     "warningText": "Are you still there?"
   },
   "settings": {
+    "allow-community-services": "Allow Community Services",
+    "community": "Community",
     "emailInfo": "Cannot be changed at this time.",
     "GMS": {
       "disabled": "Data not exported to GMS",
@@ -302,8 +316,8 @@
         "label": "pinpoint location",
         "button": "click me!"
       },
-      "location-format": "location type",
-      "naming-format": "Format of name in GMS",
+      "location-format": "Show position on map:",
+      "naming-format": "Show Name:",
       "publish-location": {
         "exact": "exact position",
         "approximate": "approximate position",
@@ -311,30 +325,19 @@
         "updated": "format of location for GMS updated"
       },
       "publish-name": {
-        "alias-or-initials": "Username or initials",
-        "alias-or-initials-tooltip": "username if exists or Initials of firstname and lastname",
-        "first": "firstname",
-        "first-tooltip": "the firstname only",
-        "first-initial": "firstname and initial",
-        "first-initial-tooltip": "firstname plus initial of lastname",
-        "initials": "Initials of firstname and lastname independent if username exists",
-        "initials-tooltip": "Initials of firstname and lastname independent if username exists",
-        "name-full": "fullname",
-        "name-full-tooltip": "fullname: firstname plus lastname",
         "updated": "format of name for GMS updated"
-      },
-      "switch": "Allow data export to GMS"
+      }
     },
     "hideAmountGDD": "Your GDD amount is hidden.",
     "hideAmountGDT": "Your GDT amount is hidden.",
     "humhub": {
+      "delete-disabled": "The user account can only be deleted in the profile menu of the cooperation platform.",
       "disabled": "Data not exported into the Gradido Community",
       "enabled": "Data exported into the Gradido Community",
-      "naming-format": "Format of name in the Gradido Community",
+      "naming-format": "Show Name:",
       "publish-name": {
         "updated": "Format of name for the Gradido Community updated."
-      },
-      "switch": "Allow data export into the Gradido Community."
+      }
     },
     "info": "Transactions can now be made by username or email address.",
     "language": {
@@ -374,20 +377,16 @@
       "subtitle": "If you have forgotten your password, you can reset it here."
     },
     "publish-name": {
-      "none": "None",
-      "none-tooltip": "first name and last name are empty",
-      "first": "first name",
-      "first-tooltip": "the first name only",
-      "first-initial": "first name and initial",
-      "first-initial-tooltip": "first name plus initial of last name",
-      "last": "last name",
-      "last-tooltip": "last name only",
-      "last-initial": "initial and last name",
-      "last-initial-tooltip": "First letter of the first name plus last name",
-      "initials": "initials",
-      "initials-tooltip": "Initials of first name and last name",
-      "full": "full name",
-      "full-tooltip": "full name: firstname plus lastname"
+      "alias-or-initials": "Username or initials (Default)",
+      "alias-or-initials-tooltip": "username if exists or Initials of firstname and lastname",
+      "first": "firstname",
+      "first-tooltip": "the firstname only",
+      "first-initial": "firstname and initial",
+      "first-initial-tooltip": "firstname plus initial of lastname",
+      "initials": "Initials",
+      "initials-tooltip": "Initials of firstname and lastname independent if username exists",
+      "name-full": "firstname and lastname",
+      "name-full-tooltip": "fullname: firstname plus lastname"
     },
     "showAmountGDD": "Your GDD amount is visible.",
     "showAmountGDT": "Your GDT amount is visible.",
diff --git a/frontend/src/pages/Circles.vue b/frontend/src/pages/Circles.vue
new file mode 100644
index 000000000..ab91b9fe2
--- /dev/null
+++ b/frontend/src/pages/Circles.vue
@@ -0,0 +1,71 @@
+<template>
+  <div class="circles">
+    <b-container class="bg-white appBoxShadow gradido-border-radius p-4 mt--3">
+      <div class="h3">{{ $t('circles.headline') }}</div>
+      <div class="my-4 text-small">
+        <span v-for="(line, lineNumber) of $t('circles.text').split('\n')" v-bind:key="lineNumber">
+          {{ line }}
+          <br />
+        </span>
+      </div>
+      <b-row class="my-5">
+        <b-col cols="12">
+          <div class="text-lg-right">
+            <b-button
+              v-if="this.humhubAllowed"
+              variant="gradido"
+              :disabled="this.enableButton === false"
+              @click="authenticateHumhubAutoLogin"
+              target="_blank"
+            >
+              {{ $t('circles.button') }}
+            </b-button>
+            <RouterLink v-else to="/settings/extern">
+              <b-button variant="gradido">
+                {{ $t('circles.button') }}
+              </b-button>
+            </RouterLink>
+          </div>
+        </b-col>
+      </b-row>
+    </b-container>
+  </div>
+</template>
+<script>
+import { authenticateHumhubAutoLogin } from '@/graphql/queries'
+export default {
+  name: 'Circles',
+  data() {
+    return {
+      enableButton: true,
+    }
+  },
+  computed: {
+    humhubAllowed() {
+      return this.$store.state.humhubAllowed
+    },
+  },
+  methods: {
+    async authenticateHumhubAutoLogin() {
+      this.enableButton = false
+      this.humhubUri = null
+      this.$apollo
+        .query({
+          query: authenticateHumhubAutoLogin,
+          fetchPolicy: 'network-only',
+        })
+        .then(async (result) => {
+          window.open(result.data.authenticateHumhubAutoLogin, '_blank')
+          this.enableButton = true
+        })
+        .catch(() => {
+          // this.toastError('authenticateHumhubAutoLogin failed!')
+          this.enableButton = true
+          // something went wrong with login link so we disable humhub
+          this.$store.commit('humhubAllowed', false)
+          this.$router.push('/settings/extern')
+        })
+    },
+  },
+}
+</script>
diff --git a/frontend/src/pages/Settings.spec.js b/frontend/src/pages/Settings.spec.js
index fef51edcc..c235503fe 100644
--- a/frontend/src/pages/Settings.spec.js
+++ b/frontend/src/pages/Settings.spec.js
@@ -22,12 +22,17 @@ describe('Settings', () => {
         email: 'john.doe@test.com',
         language: 'en',
         newsletterState: false,
+        gmsAllowed: false,
+        humhubAllowed: false,
       },
       commit: storeCommitMock,
     },
     $apollo: {
       mutate: mockAPIcall,
     },
+    $route: {
+      params: {},
+    },
   }
 
   const Wrapper = () => {
diff --git a/frontend/src/pages/Settings.vue b/frontend/src/pages/Settings.vue
index 57fb9dc11..8a0a39f8d 100644
--- a/frontend/src/pages/Settings.vue
+++ b/frontend/src/pages/Settings.vue
@@ -1,7 +1,7 @@
 <template>
   <div class="card bg-white gradido-border-radius appBoxShadow p-4 mt--3">
-    <b-tabs content-class="mt-3">
-      <b-tab :title="$t('PersonalDetails')" active>
+    <b-tabs v-model="tabIndex" content-class="mt-3">
+      <b-tab :title="$t('PersonalDetails')">
         <div class="h2">{{ $t('PersonalDetails') }}</div>
         <div class="my-4 text-small">
           {{ $t('settings.info') }}
@@ -79,35 +79,64 @@
           </b-col>
         </b-row>
       </b-tab>
-      <div v-if="isExternService">
-        <b-tab :title="$t('ExternServices')">
-          <div class="h2">{{ $t('ExternServices') }}</div>
-          <div v-if="isGMS">
-            <div class="h3">{{ $t('GMS') }}</div>
-            <b-row class="mb-3">
+      <div v-if="isCommunityService">
+        <b-tab class="community-service-tabs" :title="$t('settings.community')">
+          <div class="h2">{{ $t('settings.allow-community-services') }}</div>
+          <div v-if="isHumhub" class="mt-3">
+            <b-row>
               <b-col cols="12" md="6" lg="6">
-                {{ $t('settings.GMS.switch') }}
-                <div class="text-small">
-                  {{ gmsAllowed ? $t('settings.GMS.enabled') : $t('settings.GMS.disabled') }}
-                </div>
+                <div class="h3">{{ $t('Humhub.title') }}</div>
+              </b-col>
+              <b-col cols="12" md="6" lg="6" class="text-right">
+                <user-settings-switch
+                  @valueChanged="humhubStateSwitch"
+                  :initialValue="$store.state.humhubAllowed"
+                  :attrName="'humhubAllowed'"
+                  :disabled="isHumhubActivated"
+                  :enabledText="$t('settings.humhub.enabled')"
+                  :disabledText="$t('settings.humhub.disabled')"
+                  :notAllowedText="$t('settings.humhub.delete-disabled')"
+                />
+              </b-col>
+            </b-row>
+            <div class="h4">{{ $t('Humhub.desc') }}</div>
+            <b-row v-if="humhubAllowed" class="mb-4 humhub-publish-name-row">
+              <b-col cols="12" md="6" lg="6">
+                {{ $t('settings.humhub.naming-format') }}
+              </b-col>
+              <b-col cols="12" md="6" lg="6">
+                <user-naming-format
+                  :initialValue="$store.state.humhubPublishName"
+                  :attrName="'humhubPublishName'"
+                  :successMessage="$t('settings.humhub.publish-name.updated')"
+                />
+              </b-col>
+            </b-row>
+          </div>
+          <div v-if="isGMS" class="mt-3">
+            <b-row>
+              <b-col cols="12" md="6" lg="6">
+                <div class="h3 text-muted">{{ $t('GMS.title') }}</div>
               </b-col>
               <b-col cols="12" md="6" lg="6" class="text-right">
                 <user-settings-switch
                   @valueChanged="gmsStateSwitch"
                   :initialValue="$store.state.gmsAllowed"
                   :attrName="'gmsAllowed'"
+                  :disabled="true"
                   :enabledText="$t('settings.GMS.enabled')"
                   :disabledText="$t('settings.GMS.disabled')"
                 />
               </b-col>
             </b-row>
+            <div class="h4 mt-3 text-muted">{{ $t('GMS.desc') }}</div>
             <div v-if="gmsAllowed">
               <b-row class="mb-4">
                 <b-col cols="12" md="6" lg="6">
                   {{ $t('settings.GMS.naming-format') }}
                 </b-col>
                 <b-col cols="12" md="6" lg="6">
-                  <user-g-m-s-naming-format
+                  <user-naming-format
                     :initialValue="$store.state.gmsPublishName"
                     :attrName="'gmsPublishName'"
                     :successMessage="$t('settings.GMS.publish-name.updated')"
@@ -132,40 +161,6 @@
               </b-row>
             </div>
           </div>
-          <div v-if="isHumhub">
-            <div class="h3">{{ $t('Humhub') }}</div>
-            <b-row class="mb-3">
-              <b-col cols="12" md="6" lg="6">
-                {{ $t('settings.humhub.switch') }}
-                <div class="text-small">
-                  {{
-                    humhubAllowed ? $t('settings.humhub.enabled') : $t('settings.humhub.disabled')
-                  }}
-                </div>
-              </b-col>
-              <b-col cols="12" md="6" lg="6" class="text-right">
-                <user-settings-switch
-                  @valueChanged="humhubStateSwitch"
-                  :initialValue="$store.state.humhubAllowed"
-                  :attrName="'humhubAllowed'"
-                  :enabledText="$t('settings.humhub.enabled')"
-                  :disabledText="$t('settings.humhub.disabled')"
-                />
-              </b-col>
-            </b-row>
-            <b-row v-if="humhubAllowed" class="mb-4">
-              <b-col cols="12" md="6" lg="6">
-                {{ $t('settings.humhub.naming-format') }}
-              </b-col>
-              <b-col cols="12" md="6" lg="6">
-                <user-naming-format
-                  :initialValue="$store.state.humhubPublishName"
-                  :attrName="'humhubPublishName'"
-                  :successMessage="$t('settings.humhub.publish-name.updated')"
-                />
-              </b-col>
-            </b-row>
-          </div>
         </b-tab>
       </div>
     </b-tabs>
@@ -180,7 +175,6 @@
 </template>
 <script>
 import UserNamingFormat from '@/components/UserSettings/UserNamingFormat'
-import UserGMSNamingFormat from '@/components/UserSettings/UserGMSNamingFormat'
 import UserGMSLocationFormat from '@/components/UserSettings/UserGMSLocationFormat'
 import UserGMSLocation from '@/components/UserSettings/UserGMSLocation'
 import UserName from '@/components/UserSettings/UserName.vue'
@@ -195,7 +189,6 @@ export default {
   name: 'Profile',
   components: {
     UserNamingFormat,
-    UserGMSNamingFormat,
     UserGMSLocationFormat,
     UserGMSLocation,
     UserName,
@@ -222,6 +215,10 @@ export default {
     } = state
 
     const username = this.$store.state.username || ''
+    let tabIndex = 0
+    if (this.$route.params.tabAlias === 'extern') {
+      tabIndex = 1
+    }
 
     return {
       darkMode,
@@ -234,6 +231,7 @@ export default {
       humhubAllowed,
       mutation: '',
       variables: {},
+      tabIndex,
     }
   },
 
@@ -242,14 +240,17 @@ export default {
       const { firstName, lastName } = this.$store.state
       return firstName === this.firstName && lastName === this.lastName
     },
-    isExternService() {
+    isHumhubActivated() {
+      return this.humhubAllowed
+    },
+    isCommunityService() {
       return this.isGMS || this.isHumhub
     },
     isGMS() {
       return CONFIG.GMS_ACTIVE
     },
     isHumhub() {
-      return CONFIG.HUMHUB_ACTIVE && this.username
+      return CONFIG.HUMHUB_ACTIVE
     },
   },
   // TODO: watch: {
@@ -286,6 +287,9 @@ export default {
 }
 </script>
 <style>
+.community-service-tabs {
+  min-height: 315px;
+}
 .card-border-radius {
   border-radius: 0px 5px 5px 0px !important;
 }
diff --git a/frontend/src/routes/router.test.js b/frontend/src/routes/router.test.js
index af6b1c431..1fa76a5e6 100644
--- a/frontend/src/routes/router.test.js
+++ b/frontend/src/routes/router.test.js
@@ -49,8 +49,8 @@ describe('router', () => {
         expect(routes.find((r) => r.path === '/').redirect()).toEqual({ path: '/login' })
       })
 
-      it('has 20 routes defined', () => {
-        expect(routes).toHaveLength(20)
+      it('has 21 routes defined', () => {
+        expect(routes).toHaveLength(21)
       })
 
       describe('overview', () => {
diff --git a/frontend/src/routes/routes.js b/frontend/src/routes/routes.js
index d8f85b858..dfccee6d9 100755
--- a/frontend/src/routes/routes.js
+++ b/frontend/src/routes/routes.js
@@ -88,6 +88,14 @@ const routes = [
       pageTitle: 'usersearch',
     },
   },
+  {
+    path: '/circles',
+    component: () => import('@/pages/Circles'),
+    meta: {
+      requiresAuth: true,
+      pageTitle: 'circles',
+    },
+  },
   // {
   //   path: '/storys',
   //   component: () => import('@/pages/TopStorys'),
@@ -103,7 +111,7 @@ const routes = [
   //   },
   // },
   {
-    path: '/settings',
+    path: '/settings/:tabAlias?',
     component: () => import('@/pages/Settings'),
     meta: {
       requiresAuth: true,