diff --git a/projects/scion/workbench/src/lib/public_api.ts b/projects/scion/workbench/src/lib/public_api.ts
index 6075ecdce..f322dc689 100644
--- a/projects/scion/workbench/src/lib/public_api.ts
+++ b/projects/scion/workbench/src/lib/public_api.ts
@@ -31,4 +31,3 @@ export * from './microfrontend-platform/public_api';
 export * from './startup/public_api';
 export * from './logging/public_api';
 export * from './storage/public_api';
-export * from './testing/public_api';
diff --git a/projects/scion/workbench/src/lib/testing/public_api.ts b/projects/scion/workbench/src/lib/testing/public_api.ts
deleted file mode 100644
index 1b71da788..000000000
--- a/projects/scion/workbench/src/lib/testing/public_api.ts
+++ /dev/null
@@ -1,12 +0,0 @@
-/*
- * Copyright (c) 2018-2023 Swiss Federal Railways
- *
- * This program and the accompanying materials are made
- * available under the terms of the Eclipse Public License 2.0
- * which is available at https://www.eclipse.org/legal/epl-2.0/
- *
- * SPDX-License-Identifier: EPL-2.0
- */
-
-export {WorkbenchTestingModule} from './workbench-testing.module';
-export {provideWorkbenchForTest} from './workbench.provider';
diff --git a/projects/scion/workbench/src/lib/testing/workbench-testing.module.ts b/projects/scion/workbench/src/lib/testing/workbench-testing.module.ts
deleted file mode 100644
index 425584b5d..000000000
--- a/projects/scion/workbench/src/lib/testing/workbench-testing.module.ts
+++ /dev/null
@@ -1,45 +0,0 @@
-import {ModuleWithProviders, NgModule} from '@angular/core';
-import {WorkbenchConfig} from '../workbench-config';
-import {provideWorkbenchForTest} from './workbench.provider';
-
-/**
- * Sets up the SCION Workbench to be used for testing.
- *
- * Does the following:
- * - provides the workbench with given config
- * - configures the workbench to name the initial part 'main'
- * - installs a sequence for activation instants
- * - configures the testbed to auto-detect changes
- * - disables animations
- * - performs the initial navigation
- *
- * ### Usage
- *
- * ```
- * beforeEach(() => {
- *   TestBed.configureTestingModule({
- *      imports: [
- *        WorkbenchTestingModule.forTest(),
- *        RouterTestingModule.withRoutes([
- *          {path: 'test-view', component: TestComponent},
- *        ]),
- *      ],
- *    });
- * });
- * ```
- *
- * @deprecated since version 17.0.0-beta.8; Register SCION Workbench providers using `provideWorkbench` function instead; API will be removed in a future release; API will be removed in a future release.
- */
-@NgModule()
-export class WorkbenchTestingModule {
-
-  /**
-   * Sets up the SCION Workbench to be used for testing.
-   */
-  public static forTest(config?: WorkbenchConfig): ModuleWithProviders<WorkbenchTestingModule> {
-    return {
-      ngModule: WorkbenchTestingModule,
-      providers: [provideWorkbenchForTest(config)],
-    };
-  }
-}
diff --git a/projects/scion/workbench/src/lib/testing/workbench.provider.ts b/projects/scion/workbench/src/lib/testing/workbench.provider.ts
index 49ebda687..25dcb3001 100644
--- a/projects/scion/workbench/src/lib/testing/workbench.provider.ts
+++ b/projects/scion/workbench/src/lib/testing/workbench.provider.ts
@@ -18,20 +18,6 @@ import {Router} from '@angular/router';
  * - disables animations
  * - performs the initial navigation
  *
- * ### Usage
- *
- * ```
- * beforeEach(() => {
- *   TestBed.configureTestingModule({
- *      imports: [
- *        WorkbenchTestingModule.forTest(),
- *        RouterTestingModule.withRoutes([
- *          {path: 'test-view', component: TestComponent},
- *        ]),
- *      ],
- *    });
- * });
- * ```
  */
 export function provideWorkbenchForTest(config?: WorkbenchConfig & {mainAreaInitialPartId?: string}): EnvironmentProviders {
   return makeEnvironmentProviders([
diff --git a/projects/scion/workbench/src/lib/view-dnd/view-tab-drag-image-renderer.service.ts b/projects/scion/workbench/src/lib/view-dnd/view-tab-drag-image-renderer.service.ts
index 6b58cb162..cff6847ef 100644
--- a/projects/scion/workbench/src/lib/view-dnd/view-tab-drag-image-renderer.service.ts
+++ b/projects/scion/workbench/src/lib/view-dnd/view-tab-drag-image-renderer.service.ts
@@ -8,7 +8,7 @@
  * SPDX-License-Identifier: EPL-2.0
  */
 
-import {ApplicationRef, ComponentFactoryResolver, computed, Injectable, Injector, NgZone, signal, Signal} from '@angular/core';
+import {ApplicationRef, computed, Injectable, Injector, NgZone, signal, Signal} from '@angular/core';
 import {take} from 'rxjs/operators';
 import {createElement, setStyle} from '../common/dom.util';
 import {ViewDragData, ViewDragService} from './view-drag.service';
@@ -40,8 +40,6 @@ export class ViewTabDragImageRenderer {
   private _constrainDragImageRectFn: ((rect: ViewDragImageRect) => ViewDragImageRect) | null = null;
 
   constructor(private _viewDragService: ViewDragService,
-              // TODO [Angular 19][https://github.com/angular/components/issues/24334] Alternative constructor (ComponentFactoryResolver is deprecated)
-              private _componentFactoryResolver: ComponentFactoryResolver,
               private _applicationRef: ApplicationRef,
               private _injector: Injector,
               private _zone: NgZone) {
@@ -132,7 +130,7 @@ export class ViewTabDragImageRenderer {
         height: `${dragPosition.height}px`,
       },
     });
-    this._viewDragImagePortalOutlet = new DomPortalOutlet(outletElement, this._componentFactoryResolver, this._applicationRef, this._injector);
+    this._viewDragImagePortalOutlet = new DomPortalOutlet(outletElement, null, this._applicationRef, this._injector);
     const componentRef = this._viewDragImagePortalOutlet.attachComponentPortal(new ComponentPortal(ViewTabDragImageComponent, null, Injector.create({
       parent: this._injector,
       providers: [