diff --git a/src/app/core/services/package-actions.service.spec.ts b/src/app/core/services/package-actions.service.spec.ts
index 953e00f..f66f963 100644
--- a/src/app/core/services/package-actions.service.spec.ts
+++ b/src/app/core/services/package-actions.service.spec.ts
@@ -47,9 +47,55 @@ describe('PackageActionsService', () => {
 
   it('runs batch upgrade and shows toast', async () => {
     const service = TestBed.inject(PackageActionsService);
-    await service.upgradeMany({ items: [{ kind: 'formula', name: 'ripgrep' }] });
+    await service.upgradeMany({
+      items: [
+        { kind: 'formula', name: 'ripgrep' },
+        { kind: 'formula', name: 'node' }
+      ]
+    });
     expect(facade.upgradeMany).toHaveBeenCalled();
-    expect(toast.push).toHaveBeenCalledWith(expect.stringContaining('Batch upgrade'), 'success');
+    expect(toast.push).toHaveBeenCalledWith(
+      'Batch upgrade finished (2/2 succeeded).',
+      'success'
+    );
+  });
+
+  it('shows error toasts for partial batch failures', async () => {
+    const service = TestBed.inject(PackageActionsService);
+    facade.upgradeMany.mockResolvedValueOnce({ succeeded: 1, failed: 1, results: [] });
+    facade.uninstallMany.mockResolvedValueOnce({ succeeded: 1, failed: 2, results: [] });
+    facade.pinMany.mockResolvedValueOnce({ succeeded: 0, failed: 1, results: [] });
+
+    await service.upgradeMany({
+      items: [
+        { kind: 'formula', name: 'ripgrep' },
+        { kind: 'formula', name: 'node' }
+      ]
+    });
+    await service.uninstallMany({
+      items: [
+        { kind: 'formula', name: 'ripgrep' },
+        { kind: 'formula', name: 'node' },
+        { kind: 'cask', name: 'firefox' }
+      ]
+    });
+    await service.pinMany({ items: [{ kind: 'formula', name: 'node' }] });
+
+    expect(toast.push).toHaveBeenNthCalledWith(
+      1,
+      'Batch upgrade finished with failures (1/2 succeeded).',
+      'error'
+    );
+    expect(toast.push).toHaveBeenNthCalledWith(
+      2,
+      'Batch uninstall finished with failures (1/3 succeeded).',
+      'error'
+    );
+    expect(toast.push).toHaveBeenNthCalledWith(
+      3,
+      'Batch pin finished with failures (0/1 succeeded).',
+      'error'
+    );
   });
 
   it('shows pin undo toast', () => {
diff --git a/src/app/core/services/package-actions.service.ts b/src/app/core/services/package-actions.service.ts
index 22fa0f4..6676439 100644
--- a/src/app/core/services/package-actions.service.ts
+++ b/src/app/core/services/package-actions.service.ts
@@ -139,31 +139,28 @@ export class PackageActionsService {
 
   async upgradeMany(request: BatchManyRequest): Promise<BatchJobResult> {
     const result = await this.facade.upgradeMany(request);
-    this.toast.push(
-      `Batch upgrade finished (${result.succeeded}/${request.items.length} succeeded).`,
-      'success'
-    );
+    this.notifyBatchResult('upgrade', result, request.items.length);
     return result;
   }
 
   async uninstallMany(request: BatchManyRequest): Promise<BatchJobResult> {
     const result = await this.facade.uninstallMany(request);
-    this.toast.push(
-      `Batch uninstall finished (${result.succeeded}/${request.items.length} succeeded).`,
-      'success'
-    );
+    this.notifyBatchResult('uninstall', result, request.items.length);
     return result;
   }
 
   async pinMany(request: BatchManyRequest): Promise<BatchJobResult> {
     const result = await this.facade.pinMany(request);
-    this.toast.push(
-      `Batch pin finished (${result.succeeded}/${request.items.length} succeeded).`,
-      'success'
-    );
+    this.notifyBatchResult('pin', result, request.items.length);
     return result;
   }
 
+  private notifyBatchResult(action: 'upgrade' | 'uninstall' | 'pin', result: BatchJobResult, total: number): void {
+    const outcome = result.failed > 0 ? 'finished with failures' : 'finished';
+    const kind = result.failed > 0 ? 'error' : 'success';
+    this.toast.push(`Batch ${action} ${outcome} (${result.succeeded}/${total} succeeded).`, kind);
+  }
+
   notifyPinSuccess(request: PinOneRequest): void {
     this.toast.pushWithAction(`Pinned ${request.name}.`, 'success', {
       label: 'Unpin',