diff --git a/client/src/app/site/modules/global-headbar/components/account-button/account-button.component.html b/client/src/app/site/modules/global-headbar/components/account-button/account-button.component.html
index 378314685a..3668d5ec33 100644
--- a/client/src/app/site/modules/global-headbar/components/account-button/account-button.component.html
+++ b/client/src/app/site/modules/global-headbar/components/account-button/account-button.component.html
@@ -94,6 +94,12 @@
                         }
                     }
                 </div>
+                @if (activeMeetingSetting && canEditOwnDelegation(user)) {
+                    <button mat-menu-item (click)="openDialogEditInfo(user)">
+                        <mat-icon>edit</mat-icon>
+                        <span>{{ 'Change your delegation' | translate }}</span>
+                    </button>
+                }
             }
         </div>
         <mat-divider />
diff --git a/client/src/app/site/modules/global-headbar/components/account-button/account-button.component.ts b/client/src/app/site/modules/global-headbar/components/account-button/account-button.component.ts
index e675251346..cdfb321251 100644
--- a/client/src/app/site/modules/global-headbar/components/account-button/account-button.component.ts
+++ b/client/src/app/site/modules/global-headbar/components/account-button/account-button.component.ts
@@ -7,8 +7,10 @@ import { Observable, Subscription } from 'rxjs';
 import { Id } from 'src/app/domain/definitions/key-types';
 import { allAvailableTranslations, availableTranslations } from 'src/app/domain/definitions/languages';
 import { getOmlVerboseName } from 'src/app/domain/definitions/organization-permission';
+import { Permission } from 'src/app/domain/definitions/permission';
 import { largeDialogSettings } from 'src/app/infrastructure/utils/dialog-settings';
 import { mediumDialogSettings } from 'src/app/infrastructure/utils/dialog-settings';
+import { ParticipantListInfoDialogService } from 'src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog';
 import { ActiveMeetingIdService } from 'src/app/site/pages/meetings/services/active-meeting-id.service';
 import { MeetingSettingsService } from 'src/app/site/pages/meetings/services/meeting-settings.service';
 import { ViewUser } from 'src/app/site/pages/meetings/view-models/view-user';
@@ -70,6 +72,7 @@ export class AccountButtonComponent extends BaseUiComponent implements OnInit {
 
     public username = ``;
     public isLoggedIn = false;
+    private _voteDelegationEnabled = false;
 
     public show1337 = -20;
 
@@ -77,6 +80,13 @@ export class AccountButtonComponent extends BaseUiComponent implements OnInit {
         return this.activeMeetingIdService.meetingId;
     }
 
+    public get activeMeetingSetting(): boolean {
+        this.meetingSettingsService
+            .get(`users_enable_vote_delegations`)
+            .subscribe(enabled => (this._voteDelegationEnabled = enabled));
+        return this._voteDelegationEnabled;
+    }
+
     private _isAllowedSelfSetPresent = false;
     private _languageTrigger: MatMenuTrigger | undefined = undefined;
     private clickCounter = 0;
@@ -88,6 +98,7 @@ export class AccountButtonComponent extends BaseUiComponent implements OnInit {
         private userRepo: UserControllerService,
         private authService: AuthService,
         private dialog: MatDialog,
+        private participantListDialog: ParticipantListInfoDialogService,
         private router: Router,
         private theme: ThemeService,
         private meetingSettingsService: MeetingSettingsService,
@@ -226,4 +237,33 @@ export class AccountButtonComponent extends BaseUiComponent implements OnInit {
         }
         return stringForUserPresent.replace(`{}`, this.user.short_name);
     }
+
+    public canEditOwnDelegation(user: ViewUser): boolean {
+        if (
+            this.operator.hasPerms(Permission.userCanEditOwnDelegation) &&
+            !this.operator.hasPerms(Permission.userCanManage) &&
+            !this.operator.hasPerms(Permission.userCanUpdate)
+        ) {
+            return this.operator.operatorId === user.id;
+        } else if (
+            this.operator.hasPerms(Permission.userCanManage) ||
+            this.operator.hasPerms(Permission.userCanUpdate)
+        ) {
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    public async openDialogEditInfo(user: ViewUser): Promise<void> {
+        await this.participantListDialog.open({
+            user,
+            id: user.id,
+            name: user.getName(),
+            number: user.number(),
+            structure_level_ids: this.user.structure_level_ids(),
+            vote_delegations_from_ids: this.user.vote_delegations_from_meeting_user_ids(),
+            vote_delegated_to_id: this.user.vote_delegated_to_meeting_user_id()
+        });
+    }
 }
diff --git a/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/components/participant-list/participant-list.component.html b/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/components/participant-list/participant-list.component.html
index 34658da893..62eea91151 100644
--- a/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/components/participant-list/participant-list.component.html
+++ b/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/components/participant-list/participant-list.component.html
@@ -341,14 +341,7 @@ <h1 class="mock-h2" translate>Participants</h1>
                 <mat-icon>record_voice_over</mat-icon>
                 <span translate>Contributions</span>
             </button>
-            <button
-                *osPerms="permission.userCanUpdate; or: canEditOwnDelegation(operator.user)"
-                mat-menu-item
-                (click)="openEditInfo(operator.user)"
-            >
-                <mat-icon>edit</mat-icon>
-                <span>{{ 'Change your delegation' | translate }}</span>
-            </button>
+
             <button mat-menu-item (click)="pdfExportUserList()">
                 <mat-icon>picture_as_pdf</mat-icon>
                 <span>{{ 'List of participants (PDF)' | translate }}</span>
diff --git a/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/components/participant-list/participant-list.component.ts b/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/components/participant-list/participant-list.component.ts
index 4a65ed1c9c..d2e0d0a484 100644
--- a/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/components/participant-list/participant-list.component.ts
+++ b/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/components/participant-list/participant-list.component.ts
@@ -350,8 +350,7 @@ export class ParticipantListComponent extends BaseMeetingListViewComponent<ViewU
 
     /**
      * This function opens the dialog,
-     * where the user can quick change the groups,
-     * the gender and the participant number.
+     * where the user can quick change the delegations.
      *
      * @param user is an instance of ViewUser. This is the given user, who will be modified.
      */
@@ -364,13 +363,7 @@ export class ParticipantListComponent extends BaseMeetingListViewComponent<ViewU
         }
         ev?.stopPropagation();
         const dialogRef = await this.infoDialog.open({
-            id: user.id,
-            name: user.short_name,
-            group_ids: user.group_ids(),
-            number: user.number(),
-            structure_level_ids: user.structure_level_ids(),
-            vote_delegations_from_ids: user.vote_delegations_from_meeting_user_ids(),
-            vote_delegated_to_id: user.vote_delegated_to_meeting_user_id()
+            user
         });
 
         dialogRef.afterClosed().subscribe(async result => {
diff --git a/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog/components/participant-list-info-dialog/participant-list-info-dialog.component.html b/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog/components/participant-list-info-dialog/participant-list-info-dialog.component.html
index 8f11c9fc58..c0da6daf5a 100644
--- a/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog/components/participant-list-info-dialog/participant-list-info-dialog.component.html
+++ b/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog/components/participant-list-info-dialog/participant-list-info-dialog.component.html
@@ -1,53 +1,32 @@
 <h1 mat-dialog-title>
-    <span>{{ 'Edit details for' | translate }} {{ infoDialog.name }}</span>
+    <span>{{ 'Edit your own delegation' | translate }}</span>
 </h1>
 <mat-dialog-content class="os-form-card-mobile">
     <mat-form-field>
-        <mat-label>{{ 'Groups' | translate }}</mat-label>
-        <mat-select multiple [disabled]="canOnlyEditOwnDelegation" [(ngModel)]="infoDialog.group_ids">
-            @for (group of groupsObservable | async; track group) {
-                <mat-option [value]="group.id">
-                    {{ group.getTitle() }}
-                </mat-option>
-            }
-        </mat-select>
-    </mat-form-field>
-    @if (showVoteDelegations) {
-        <mat-form-field>
-            <mat-label>{{ 'Voting right received from (principals)' | translate }}</mat-label>
-            <os-list-search-selector
-                [disableOptionWhenFn]="getDisableOptionFn(infoDialog.vote_delegations_from_ids)"
-                [inputListValues]="otherParticipantsObservable"
-                [multiple]="true"
-                [sortFn]="false"
-                [(ngModel)]="infoDialog.vote_delegations_from_ids"
-            />
-        </mat-form-field>
-
-        <mat-form-field>
-            <mat-label>{{ 'Voting right delegated to (proxy)' | translate }}</mat-label>
-            <os-list-search-selector
-                [includeNone]="true"
-                [inputListValues]="otherParticipantsObservable"
-                [multiple]="false"
-                [sortFn]="false"
-                [(ngModel)]="infoDialog.vote_delegated_to_id"
-            />
-        </mat-form-field>
-    }
-    <mat-form-field>
-        <mat-label>{{ 'Structure level' | translate }}</mat-label>
-        <os-list-search-selector
-            [disabled]="canOnlyEditOwnDelegation"
-            [includeNone]="true"
-            [inputListValues]="structureLevelObservable"
+        <mat-label>{{ 'Voting right received from (principals)' | translate }}</mat-label>
+        <os-repo-search-selector
+            [disableOptionWhenFn]="getDisableOptionFn(infoDialog.vote_delegations_from_ids)"
             [multiple]="true"
-            [(ngModel)]="infoDialog.structure_level_ids"
+            [pipeFn]="excludeCurrentUserFn"
+            [repo]="userRepo"
+            [sortFn]="false"
+            [(ngModel)]="infoDialog.vote_delegations_from_ids"
         />
+        @if (setting?.helpText) {
+            <mat-hint>{{ setting.helpText | translate }}</mat-hint>
+        }
     </mat-form-field>
-    <mat-form-field>
-        <mat-label>{{ 'Participant number' | translate }}</mat-label>
-        <input matInput type="text" [disabled]="canOnlyEditOwnDelegation" [(ngModel)]="infoDialog.number" />
+    <mat-form-field class="margin">
+        <mat-label>{{ 'Voting right delegated to (proxy)' | translate }}</mat-label>
+        <os-repo-search-selector
+            [includeNone]="true"
+            [multiple]="false"
+            [pipeFn]="excludeCurrentUserFn"
+            [repo]="userRepo"
+            [sortFn]="false"
+            [subscriptionConfig]="participantSubscriptionConfig"
+            [(ngModel)]="infoDialog.vote_delegated_to_id"
+        />
     </mat-form-field>
 </mat-dialog-content>
 <mat-dialog-actions>
diff --git a/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog/components/participant-list-info-dialog/participant-list-info-dialog.component.scss b/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog/components/participant-list-info-dialog/participant-list-info-dialog.component.scss
index e69de29bb2..ee9b442f55 100644
--- a/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog/components/participant-list-info-dialog/participant-list-info-dialog.component.scss
+++ b/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog/components/participant-list-info-dialog/participant-list-info-dialog.component.scss
@@ -0,0 +1,3 @@
+.margin {
+    margin-top: 12px;
+}
diff --git a/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog/components/participant-list-info-dialog/participant-list-info-dialog.component.ts b/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog/components/participant-list-info-dialog/participant-list-info-dialog.component.ts
index 434d1a3393..076f840e7e 100644
--- a/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog/components/participant-list-info-dialog/participant-list-info-dialog.component.ts
+++ b/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog/components/participant-list-info-dialog/participant-list-info-dialog.component.ts
@@ -1,18 +1,23 @@
-import { Component, Inject, OnDestroy, OnInit } from '@angular/core';
+import { Component, Inject, inject, OnDestroy, OnInit } from '@angular/core';
 import { MAT_DIALOG_DATA } from '@angular/material/dialog';
-import { BehaviorSubject, Observable } from 'rxjs';
+import { BehaviorSubject, filter, map, Observable } from 'rxjs';
 import { Permission } from 'src/app/domain/definitions/permission';
 import { Selectable } from 'src/app/domain/interfaces/selectable';
+import { SubscriptionConfig } from 'src/app/domain/interfaces/subscription-config';
 import { GENDERS } from 'src/app/domain/models/users/user';
+import { UserRepositoryService } from 'src/app/gateways/repositories/users';
 import { ViewGroup } from 'src/app/site/pages/meetings/pages/participants';
 import { GroupControllerService } from 'src/app/site/pages/meetings/pages/participants/modules';
 import { ParticipantControllerService } from 'src/app/site/pages/meetings/pages/participants/services/common/participant-controller.service';
+import { ActiveMeetingIdService } from 'src/app/site/pages/meetings/services/active-meeting-id.service';
 import { MeetingSettingsService } from 'src/app/site/pages/meetings/services/meeting-settings.service';
+import { SettingsInput } from 'src/app/site/pages/meetings/services/meeting-settings-definition.service/meeting-settings-definitions';
 import { ViewMeetingUser } from 'src/app/site/pages/meetings/view-models/view-meeting-user';
 import { ViewUser } from 'src/app/site/pages/meetings/view-models/view-user';
 import { OperatorService } from 'src/app/site/services/operator.service';
 import { BaseUiComponent } from 'src/app/ui/base/base-ui-component';
 
+import { getParticipantListSubscriptionConfig } from '../../../../../../participants.subscription';
 import { StructureLevelControllerService } from '../../../../../structure-levels/services/structure-level-controller.service';
 import { ViewStructureLevel } from '../../../../../structure-levels/view-models';
 import { ParticipantListSortService } from '../../../../services/participant-list-sort/participant-list-sort.service';
@@ -52,6 +57,10 @@ export class ParticipantListInfoDialogComponent extends BaseUiComponent implemen
     private readonly _otherParticipantsSubject = new BehaviorSubject<ViewMeetingUser[]>([]);
     private _currentUser: ViewUser | null = null;
     private _voteDelegationEnabled = false;
+    public userList = this.participantRepo.getViewModelListObservable();
+    protected participantSubscriptionConfig: SubscriptionConfig<any>;
+
+    protected setting: SettingsInput = {} as SettingsInput;
 
     public constructor(
         @Inject(MAT_DIALOG_DATA) public readonly infoDialog: InfoDialog,
@@ -59,30 +68,32 @@ export class ParticipantListInfoDialogComponent extends BaseUiComponent implemen
         private userSortService: ParticipantListSortService,
         private groupRepo: GroupControllerService,
         private structureLevelRepo: StructureLevelControllerService,
+        private activeMeetingIdService: ActiveMeetingIdService,
         private meetingSettings: MeetingSettingsService,
-        private operator: OperatorService
+        private operator: OperatorService,
+        protected userRepo: UserRepositoryService = inject(UserRepositoryService)
     ) {
         super();
     }
 
     public ngOnInit(): void {
         this.userSortService.initSorting();
+        this.participantSubscriptionConfig = getParticipantListSubscriptionConfig(
+            this.activeMeetingIdService.meetingId
+        );
+        this.setting.helpText = 'You can only delete delegations you have received';
         this._currentUser = this.participantRepo.getViewModel(this.infoDialog.id);
-        this.structureLevelObservable = this.structureLevelRepo.getViewModelListObservable();
         this.subscriptions.push(
-            this.participantRepo
-                .getSortedViewModelListObservable(this.userSortService.repositorySortingKey)
-                .subscribe(participants =>
-                    this._otherParticipantsSubject.next(
-                        participants
-                            .filter(participant => participant.id !== this._currentUser.id)
-                            .map(participant => participant.getMeetingUser())
-                    )
-                ),
+            this.userRepo
+                .getGeneralViewModelObservable()
+                .pipe(filter((participant: ViewUser) => participant.id !== this._currentUser.id))
+                .subscribe((participant: ViewUser) => participant.getMeetingUser()),
             this.meetingSettings
                 .get(`users_enable_vote_delegations`)
                 .subscribe(enabled => (this._voteDelegationEnabled = enabled))
         );
+
+        this.structureLevelObservable = this.structureLevelRepo.getViewModelListObservable();
     }
 
     public override ngOnDestroy(): void {
@@ -99,4 +110,7 @@ export class ParticipantListInfoDialogComponent extends BaseUiComponent implemen
             return _ => false;
         }
     }
+
+    public excludeCurrentUserFn: any = observable$ =>
+        observable$.pipe(map((users: ViewUser[]) => users.filter(user => user.id !== this._currentUser?.id)));
 }
diff --git a/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog/services/participant-list-info-dialog.service.ts b/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog/services/participant-list-info-dialog.service.ts
index 574faacc29..d601c92665 100644
--- a/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog/services/participant-list-info-dialog.service.ts
+++ b/client/src/app/site/pages/meetings/pages/participants/pages/participant-list/modules/participant-list-info-dialog/services/participant-list-info-dialog.service.ts
@@ -1,10 +1,11 @@
 import { Injectable } from '@angular/core';
-import { MatDialogRef } from '@angular/material/dialog';
+import { firstValueFrom } from 'rxjs';
 import { Id } from 'src/app/domain/definitions/key-types';
-import { Identifiable } from 'src/app/domain/interfaces';
 import { infoDialogSettings } from 'src/app/infrastructure/utils/dialog-settings';
+import { ViewUser } from 'src/app/site/pages/meetings/view-models/view-user';
 import { BaseDialogService } from 'src/app/ui/base/base-dialog-service';
 
+import { ParticipantControllerService } from '../../../../../services/common/participant-controller.service';
 import { ParticipantListInfoDialogComponent } from '../components/participant-list-info-dialog/participant-list-info-dialog.component';
 
 /**
@@ -52,9 +53,11 @@ export class ParticipantListInfoDialogService extends BaseDialogService<
     Partial<InfoDialog>,
     InfoDialog
 > {
-    public async open(
-        data: Partial<InfoDialog> & Identifiable
-    ): Promise<MatDialogRef<ParticipantListInfoDialogComponent, InfoDialog>> {
+    public constructor(private controller: ParticipantControllerService) {
+        super();
+    }
+
+    public async open(data: Partial<InfoDialog> & { user: ViewUser }): Promise<any> {
         const module = await import(`../participant-list-info-dialog.module`).then(
             m => m.ParticipantListInfoDialogModule
         );
@@ -64,6 +67,12 @@ export class ParticipantListInfoDialogService extends BaseDialogService<
                 dialogRef.close(data);
             }
         });
-        return dialogRef;
+        const result = await firstValueFrom(dialogRef.afterClosed());
+        result.vote_delegated_to_id = result.vote_delegated_to_id === 0 ? null : result.vote_delegated_to_id;
+        this.update(result, data.user);
+    }
+
+    protected async update(payload: any, user: ViewUser): Promise<void> {
+        await this.controller.update(payload, user).resolve();
     }
 }