diff --git a/DigitalData.UserManager.API/ClientApp/user_manager_ui/src/app/components/forms/user-update-form/user-update-form.component.html b/DigitalData.UserManager.API/ClientApp/user_manager_ui/src/app/components/forms/user-update-form/user-update-form.component.html
index 9413201..3e4ca95 100644
--- a/DigitalData.UserManager.API/ClientApp/user_manager_ui/src/app/components/forms/user-update-form/user-update-form.component.html
+++ b/DigitalData.UserManager.API/ClientApp/user_manager_ui/src/app/components/forms/user-update-form/user-update-form.component.html
@@ -40,6 +40,14 @@
             <mat-label>Kürzel</mat-label>
             <input matInput [formControl]="shortname" />
         </mat-form-field>
+        <mat-form-field>
+            <mat-label>Datumsformat</mat-label>
+            <mat-select [(value)]="user.dateFormat" [(ngModel)]="user.dateFormat">
+              <mat-option value="dd.MM.yyyy">dd.MM.yyyy</mat-option>
+              <mat-option value="MM.dd.yyyy">MM.dd.yyyy</mat-option>
+              <mat-option value="yyyy-MM-dd">yyyy-MM-dd</mat-option>
+            </mat-select>
+          </mat-form-field>
     </div>
     <!-- comment -->
     <div class="dd-row input-row">
diff --git a/DigitalData.UserManager.API/ClientApp/user_manager_ui/src/app/components/forms/user-update-form/user-update-form.component.ts b/DigitalData.UserManager.API/ClientApp/user_manager_ui/src/app/components/forms/user-update-form/user-update-form.component.ts
index 206e7a4..eaa8485 100644
--- a/DigitalData.UserManager.API/ClientApp/user_manager_ui/src/app/components/forms/user-update-form/user-update-form.component.ts
+++ b/DigitalData.UserManager.API/ClientApp/user_manager_ui/src/app/components/forms/user-update-form/user-update-form.component.ts
@@ -14,11 +14,12 @@ import { UserGroupDirImportComponent } from "../../user-group-dir-import/user-gr
 import { UserService } from '../../../services/api/user.service';
 import { RefreshService } from '../../../services/button/refresh.service';
 import Swal from 'sweetalert2';
+import { MatSelectModule } from '@angular/material/select';
 
 @Component({
   selector: 'app-user-update-form',
   standalone: true,
-  imports: [MatFormFieldModule, MatInputModule, FormsModule, ReactiveFormsModule, MatIconModule, MatButtonModule, CommonModule, MatTabsModule, UserGroupDirImportComponent],
+  imports: [MatFormFieldModule, MatInputModule, FormsModule, ReactiveFormsModule, MatIconModule, MatButtonModule, CommonModule, MatTabsModule, UserGroupDirImportComponent, MatSelectModule],
   templateUrl: './user-update-form.component.html',
   styleUrl: './user-update-form.component.scss'
 })
@@ -29,10 +30,10 @@ export class UserUpdateFormComponent {
   readonly user: User = inject(MAT_DIALOG_DATA);
 
   readonly username = new FormControl(this.user.username, [Validators.required]);
+  readonly email = new FormControl(this.user.email, [Validators.required, Validators.email]);
   readonly name = new FormControl(this.user.prename, [Validators.required]);
   readonly surname = new FormControl(this.user.name, [Validators.required]);
   readonly shortname = new FormControl(this.user.shortname);
-  readonly email = new FormControl(this.user.email, [Validators.required, Validators.email]);
   readonly comment = new FormControl(this.user.comment);
 
   mailErrorMessage = signal('');
@@ -78,7 +79,7 @@ export class UserUpdateFormComponent {
       this.user.name = this.surname.value!;
       this.user.shortname = this.shortname.value!;
       this.user.comment = this.comment.value!;
-
+      
       this.uService.update(this.user).subscribe({
         next: () => {
           this.rService.executeAll();