diff --git a/frontend/src/app/settings/modelsources/t4c-settings/edit-t4c-instance/edit-t4c-instance.component.css b/frontend/src/app/settings/modelsources/t4c-settings/edit-t4c-instance/edit-t4c-instance.component.css
deleted file mode 100644
index 8535c6938..000000000
--- a/frontend/src/app/settings/modelsources/t4c-settings/edit-t4c-instance/edit-t4c-instance.component.css
+++ /dev/null
@@ -1,4 +0,0 @@
-/*
- * SPDX-FileCopyrightText: Copyright DB InfraGO AG and contributors
- * SPDX-License-Identifier: Apache-2.0
- */
diff --git a/frontend/src/app/settings/modelsources/t4c-settings/edit-t4c-instance/edit-t4c-instance.component.ts b/frontend/src/app/settings/modelsources/t4c-settings/edit-t4c-instance/edit-t4c-instance.component.ts
index bcf80c627..3fb191fee 100644
--- a/frontend/src/app/settings/modelsources/t4c-settings/edit-t4c-instance/edit-t4c-instance.component.ts
+++ b/frontend/src/app/settings/modelsources/t4c-settings/edit-t4c-instance/edit-t4c-instance.component.ts
@@ -42,7 +42,6 @@ import { T4CInstanceSettingsComponent } from '../t4c-instance-settings/t4c-insta
 @Component({
   selector: 'app-edit-t4c-instance',
   templateUrl: './edit-t4c-instance.component.html',
-  styleUrls: ['./edit-t4c-instance.component.css'],
   standalone: true,
   imports: [
     NgIf,
@@ -152,7 +151,6 @@ export class EditT4CInstanceComponent implements OnInit, OnDestroy {
   enableEditing(): void {
     this.editing = true;
     this.form.enable();
-    this.form.controls.name.disable();
 
     this.form.controls.password.patchValue('');
     this.form.controls.password.removeValidators(Validators.required);
diff --git a/frontend/src/app/settings/modelsources/t4c-settings/edit-t4c-instance/edit-t4c-instance.stories.ts b/frontend/src/app/settings/modelsources/t4c-settings/edit-t4c-instance/edit-t4c-instance.stories.ts
index c7b690e80..a48678f72 100644
--- a/frontend/src/app/settings/modelsources/t4c-settings/edit-t4c-instance/edit-t4c-instance.stories.ts
+++ b/frontend/src/app/settings/modelsources/t4c-settings/edit-t4c-instance/edit-t4c-instance.stories.ts
@@ -23,7 +23,7 @@ export const AddInstance: Story = {
   args: {},
 };
 
-export const ModifyExistingInstance: Story = {
+export const ExistingInstance: Story = {
   args: {
     existing: true,
     capellaVersions: [mockToolVersion],
@@ -42,3 +42,45 @@ export const ModifyExistingInstance: Story = {
     }),
   ],
 };
+
+export const EditExistingInstance: Story = {
+  args: {
+    existing: true,
+    editing: true,
+    capellaVersions: [mockToolVersion],
+  },
+  decorators: [
+    moduleMetadata({
+      providers: [
+        {
+          provide: T4CInstanceWrapperService,
+          useFactory: () =>
+            new MockT4CInstanceWrapperService(mockT4CInstance, [
+              mockT4CInstance,
+            ]),
+        },
+      ],
+    }),
+  ],
+};
+
+export const ArchivedInstance: Story = {
+  args: {
+    existing: true,
+    isArchived: true,
+    capellaVersions: [mockToolVersion],
+  },
+  decorators: [
+    moduleMetadata({
+      providers: [
+        {
+          provide: T4CInstanceWrapperService,
+          useFactory: () =>
+            new MockT4CInstanceWrapperService(mockT4CInstance, [
+              mockT4CInstance,
+            ]),
+        },
+      ],
+    }),
+  ],
+};