diff --git a/lib/presentation/modules/screens/customers_view.dart b/lib/presentation/modules/screens/customers_view.dart
index e489a62..c18fed8 100644
--- a/lib/presentation/modules/screens/customers_view.dart
+++ b/lib/presentation/modules/screens/customers_view.dart
@@ -7,6 +7,7 @@ import '../../../core/theme/app_dimens.dart';
 import '../../../core/utils/formatters.dart';
 import '../../../core/widgets/status_pill.dart';
 import '../../../domain/entities/customer.dart';
+import '../../customer/widgets/customer_capture_sheet.dart';
 import '../widgets/module_widgets.dart';
 
 /// Full customer book, independent of the six shown during billing.
@@ -108,7 +109,13 @@ class _CustomersViewState extends ConsumerState<CustomersView> {
           title: 'Customer book',
           subtitle: '${filtered.length} shown',
           action: FilledButton.icon(
-            onPressed: () {},
+            // Reuses the sheet the till already opens at checkout, so a
+            // customer added here is validated the same way — including the
+            // duplicate-mobile guard.
+            onPressed: () async {
+              await showCustomerCaptureSheet(context);
+              ref.invalidate(allCustomersProvider);
+            },
             icon: const Icon(Icons.person_add_alt_1_rounded, size: 17),
             label: const Text('Add customer'),
             style: FilledButton.styleFrom(