diff --git a/src/app/pages/explore/explore.component.html b/src/app/pages/explore/explore.component.html
index a212ab5c..e8f9750b 100644
--- a/src/app/pages/explore/explore.component.html
+++ b/src/app/pages/explore/explore.component.html
@@ -53,7 +53,11 @@ <h1 class="page-heading">{{ 'Explore' | translate }}</h1>
           <span>{{ 'Open' | translate }}</span>
         </a>
         @if (selectedTab() === 'objects') {
-          <button mat-menu-item [matMenuTriggerFor]="quickAddToCollectionMenu">
+          <button
+            mat-menu-item
+            [matMenuTriggerFor]="quickAddToCollectionMenu"
+            [class.pseudo-disabled]="!isAuthenticated()"
+          >
             <mat-icon color="primary">library_add</mat-icon>
             <span>{{ 'Add to collection' | translate }}</span>
           </button>
@@ -101,32 +105,44 @@ <h1 class="page-heading">{{ 'Explore' | translate }}</h1>
   </button>
 </div>
 
-<mat-menu #quickAddToCollectionMenu="matMenu">
-  @if (isAuthenticated$ | observableValue | async; as isAuthenticated) {
-    @if (isAuthenticated.value) {
-      <button mat-menu-item (click)="openCompilationWizard(selectObjectId)">
-        <mat-icon color="primary">create_new_folder</mat-icon>
-        <span>{{ 'New collection with this object' | translate }}</span>
-      </button>
-      @if (userCompilations$ | async; as userCompilations) {
-        @if (userCompilations.length > 0) {
-          @for (compilation of userCompilations; track compilation._id) {
-            <button mat-menu-item (click)="quickAddToCompilation(compilation)">
-              <mat-icon color="primary">collections</mat-icon>
-              <span>{{ compilation.name }}</span>
-            </button>
-          }
+<!-- <mat-menu #quickAddToCollectionMenu="matMenu">
+  @if (isAuthenticated()) {
+    <button mat-menu-item (click)="openCompilationWizard(selectObjectId)">
+      <mat-icon color="primary">create_new_folder</mat-icon>
+      <span>{{ 'New collection with this object' | translate }}</span>
+    </button>
+    @if (userCompilations$ | async; as userCompilations) {
+      @if (userCompilations.length > 0) {
+        @for (compilation of userCompilations; track compilation._id) {
+          <button mat-menu-item (click)="quickAddToCompilation(compilation)">
+            <mat-icon color="primary">collections</mat-icon>
+            <span>{{ compilation.name }}</span>
+          </button>
         }
       }
-    } @else {
-      <div style="padding: 0 2rem">
-        <p>{{ 'You have to login to create and modify collections.' | translate }}</p>
-      </div>
     }
   } @else {
     <div style="padding: 0 2rem">
-      <p>{{ 'Loading...' | translate }}</p>
-      <mat-spinner mode="indeterminate" />
+      <p>{{ 'You have to login to create and modify collections.' | translate }}</p>
+    </div>
+  }
+</mat-menu> -->
+
+<mat-menu #quickAddToCollectionMenu="matMenu">
+  @if (isAuthenticated()) {
+    <button mat-menu-item (click)="openCompilationWizard(selectObjectId)">
+      <mat-icon color="primary">create_new_folder</mat-icon>
+      <span>{{ 'New collection with this object' | translate }}</span>
+    </button>
+    @for (compilation of userCompilations(); track compilation._id) {
+      <button mat-menu-item (click)="quickAddToCompilation(compilation)">
+        <mat-icon color="primary">collections</mat-icon>
+        <span>{{ compilation.name }}</span>
+      </button>
+    }
+  } @else {
+    <div style="padding: 0 2rem">
+      <p>{{ 'You have to login to create and modify collections.' | translate }}</p>
     </div>
   }
 </mat-menu>
diff --git a/src/app/pages/explore/explore.component.scss b/src/app/pages/explore/explore.component.scss
index 6569cfec..64e56464 100644
--- a/src/app/pages/explore/explore.component.scss
+++ b/src/app/pages/explore/explore.component.scss
@@ -151,3 +151,11 @@ div.loading-overlay {
     user-select: none;
   }
 }
+
+.pseudo-disabled {
+  color: rgba(0, 0, 0, 0.38);
+}
+
+.pseudo-disabled mat-icon {
+  opacity: 0.38;
+}
diff --git a/src/app/pages/explore/explore.component.ts b/src/app/pages/explore/explore.component.ts
index 56250158..3fb7d07d 100644
--- a/src/app/pages/explore/explore.component.ts
+++ b/src/app/pages/explore/explore.component.ts
@@ -3,7 +3,7 @@ import { Meta, Title } from '@angular/platform-browser';
 import { NavigationEnd, Router, RouterModule } from '@angular/router';
 
 import { AsyncPipe } from '@angular/common';
-import { toObservable } from '@angular/core/rxjs-interop';
+import { toObservable, toSignal } from '@angular/core/rxjs-interop';
 import { MatAutocompleteModule } from '@angular/material/autocomplete';
 import { MatButtonModule } from '@angular/material/button';
 import { MatOptionModule } from '@angular/material/core';
@@ -75,7 +75,6 @@ type Pagination = {
     AsyncPipe,
     RouterModule,
     TranslatePipe,
-    ObservableValuePipe,
     MathPipe,
     TabsComponent,
     SearchBarComponent,
@@ -283,14 +282,16 @@ export class ExploreComponent implements OnInit {
     });
   }
 
-  get isAuthenticated$() {
-    return this.account.isAuthenticated$;
-  }
+  isAuthenticated = toSignal(this.account.isAuthenticated$);
 
   userCompilations$ = this.account.compilations$.pipe(
     map(compilations => compilations.filter(isCompilation)),
   );
 
+  userCompilations = toSignal(
+    this.account.compilations$.pipe(map(compilations => compilations.filter(isCompilation))),
+  );
+
   public async openCompilationWizard(_id?: string) {
     const element = this.filteredResults.find(e => e._id === _id);
     this.dialogHelper.openCompilationWizard(element);
diff --git a/src/app/pages/profile-page/profile-page.component.html b/src/app/pages/profile-page/profile-page.component.html
index a384e610..222f2455 100644
--- a/src/app/pages/profile-page/profile-page.component.html
+++ b/src/app/pages/profile-page/profile-page.component.html
@@ -13,9 +13,10 @@
       #tabs
     >
       <aside>
-        @if (selectedTab() !== 'groups') {
+        <!-- @if (selectedTab() !== 'groups') {
           <app-search-bar (searchTextChanged)="searchText.set($event)" />
-        }
+        } -->
+        <app-search-bar (searchTextChanged)="searchText.set($event)" />
       </aside>
       @switch (tabs.selectedTab()?.value) {
         @case ('objects') {
@@ -27,9 +28,9 @@
         @case ('collections') {
           <app-profile-compilations [searchText]="searchText()" />
         }
-        @case ('groups') {
+        <!-- @case ('groups') {
           <app-profile-groups />
-        }
+        } -->
       }
     </app-tabs>
   </div>
diff --git a/src/app/pages/profile-page/profile-page.component.ts b/src/app/pages/profile-page/profile-page.component.ts
index 030f3cef..0662b64b 100644
--- a/src/app/pages/profile-page/profile-page.component.ts
+++ b/src/app/pages/profile-page/profile-page.component.ts
@@ -19,7 +19,7 @@ import { TranslatePipe } from 'src/app/pipes';
 import { AccountService, DialogHelperService, SnackbarService } from 'src/app/services';
 import { ProfileCompilationsComponent } from './compilations/compilations.component';
 import { ProfileEntitiesComponent } from './entities/entities.component';
-import { ProfileGroupsComponent } from './groups/groups.component';
+// import { ProfileGroupsComponent } from './groups/groups.component';
 import { ProfilePageHeaderComponent } from './profile-page-header/profile-page-header.component';
 import { ProfilePageHelpComponent } from './profile-page-help.component';
 
@@ -39,7 +39,7 @@ import { ProfilePageHelpComponent } from './profile-page-help.component';
     MatProgressSpinnerModule,
     TranslatePipe,
     ProfileEntitiesComponent,
-    ProfileGroupsComponent,
+    // ProfileGroupsComponent,
     ProfileCompilationsComponent,
     ProfilePageHeaderComponent,
     TabsComponent,
@@ -61,7 +61,7 @@ export class ProfilePageComponent implements OnInit {
     { label: 'Objects', value: 'objects' },
     { label: 'Drafts', value: 'drafts' },
     { label: 'Collections', value: 'collections' },
-    { label: 'Groups', value: 'groups' },
+    // { label: 'Groups', value: 'groups' },
   ] as const satisfies Tab[];
   selectedTab = signal<string>('objects');