diff --git a/Backend/Endpoints/AdminTeamEndpoints.cs b/Backend/Endpoints/AdminTeamEndpoints.cs
index c301779..007333a 100644
--- a/Backend/Endpoints/AdminTeamEndpoints.cs
+++ b/Backend/Endpoints/AdminTeamEndpoints.cs
@@ -105,6 +105,11 @@ public static class AdminTeamEndpoints
             return validationError;
         }
 
+        if (normalizedRole == AdminRoles.Creator)
+        {
+            return Results.Json(new { message = "Creator-Konten werden fest vorkonfiguriert und können nicht manuell angelegt werden." }, statusCode: StatusCodes.Status403Forbidden);
+        }
+
         if (AdminRoles.IsPrivilegedFullControlRole(normalizedRole) && !AdminRoles.CanResetTeamPasswords(session.Role))
         {
             return Results.Json(new { message = "Owner- und Creator-Konten können nur von Owner oder Creator angelegt werden." }, statusCode: StatusCodes.Status403Forbidden);
@@ -185,6 +190,11 @@ public static class AdminTeamEndpoints
             return Results.Conflict(new { message = "Dieser Login existiert bereits." });
         }
 
+        if (normalizedRole == AdminRoles.Creator && member.Role != AdminRoles.Creator)
+        {
+            return Results.Json(new { message = "Creator-Konten werden fest vorkonfiguriert und können nicht manuell zugewiesen werden." }, statusCode: StatusCodes.Status403Forbidden);
+        }
+
         if ((AdminRoles.IsPrivilegedFullControlRole(member.Role) || AdminRoles.IsPrivilegedFullControlRole(normalizedRole)) && !AdminRoles.CanResetTeamPasswords(session.Role))
         {
             return Results.Json(new { message = "Owner- und Creator-Konten können nur von Owner oder Creator bearbeitet werden." }, statusCode: StatusCodes.Status403Forbidden);
diff --git a/frontend/src/components/admin/useAdminTeamManager.ts b/frontend/src/components/admin/useAdminTeamManager.ts
index 154ddaf..0420ba7 100644
--- a/frontend/src/components/admin/useAdminTeamManager.ts
+++ b/frontend/src/components/admin/useAdminTeamManager.ts
@@ -38,6 +38,9 @@ export function useAdminTeamManager() {
   const pendingPasswordChanges = computed(() => members.value.filter((member) => member.mustChangePassword).length)
   const roleOptions = computed(() => roles.value.map((role) => ({ value: role.key, label: role.label })))
   const selectedMember = computed(() => members.value.find((member) => member.id === editingMemberId.value) ?? null)
+  const assignableRoleOptions = computed(() => roleOptions.value.filter((role) =>
+    role.value !== 'creator' || selectedMember.value?.role === 'creator',
+  ))
   const hasRoleChanges = computed(() =>
     Boolean(savedRoleSnapshot.value) && JSON.stringify(rolePermissionDrafts.value) !== savedRoleSnapshot.value,
   )
@@ -260,6 +263,7 @@ export function useAdminTeamManager() {
     activeMembers,
     pendingPasswordChanges,
     roleOptions,
+    assignableRoleOptions,
     hasRoleChanges,
     loadTeam,
     startCreateMember,
diff --git a/frontend/src/views/LoginView.vue b/frontend/src/views/LoginView.vue
index fd0e254..7d5a3d6 100644
--- a/frontend/src/views/LoginView.vue
+++ b/frontend/src/views/LoginView.vue
@@ -11,7 +11,7 @@ const route = useRoute()
 const router = useRouter()
 
 const form = reactive({
-  login: 'jayuhime_admin',
+  login: '',
   password: '',
 })
 
diff --git a/frontend/src/views/admin/AdminTeamView.vue b/frontend/src/views/admin/AdminTeamView.vue
index d9ecd58..108d326 100644
--- a/frontend/src/views/admin/AdminTeamView.vue
+++ b/frontend/src/views/admin/AdminTeamView.vue
@@ -41,7 +41,7 @@ const {
   selectedMember,
   activeMembers,
   pendingPasswordChanges,
-  roleOptions,
+  assignableRoleOptions,
   hasRoleChanges,
   startCreateMember,
   startEditMember,
@@ -343,7 +343,7 @@ async function changeOwnPassword() {
         </div>
         <Button type="button" :disabled="saving || !hasRoleChanges" @click="saveRolePermissions">
           <Save class="mr-2 h-4 w-4" />
-          Speicherbutton
+          Speichern
         </Button>
       </div>
 
@@ -433,7 +433,7 @@ async function changeOwnPassword() {
                 v-model="memberForm.role"
                 class="h-12 rounded-2xl border border-violet-100 bg-white px-4 text-base font-bold text-slate-900 outline-none transition focus:border-violet-300 focus:ring-4 focus:ring-violet-100"
               >
-                <option v-for="role in roleOptions" :key="role.value" :value="role.value">
+                <option v-for="role in assignableRoleOptions" :key="role.value" :value="role.value">
                   {{ role.label }}
                 </option>
               </select>