diff --git a/lib/main.dart b/lib/main.dart
index 44b4bc8..88b6d10 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -27,7 +27,7 @@ import 'widgets/widgets.dart';
 /// Studio's own build version. Bump on every UI commit so the
 /// running app self-identifies — visible in the sidebar header
 /// and quick-glance proof that you're seeing the current build.
-const String kStudioVersion = '0.63.0';
+const String kStudioVersion = '0.64.0';
 
 Future<void> main() async {
   WidgetsFlutterBinding.ensureInitialized();
diff --git a/lib/pages/flows.dart b/lib/pages/flows.dart
index f682eba..df7ea9d 100644
--- a/lib/pages/flows.dart
+++ b/lib/pages/flows.dart
@@ -57,6 +57,44 @@ class _FlowsPageState extends State<FlowsPage> {
     }
   }
 
+  /// Quick-fix handler — invoked when the operator clicks
+  /// `Install <capability>` on an analyzer issue. Parses the
+  /// editor-supplied `provider/name@version` spec into the
+  /// Hub's install API and returns the refreshed capability
+  /// list so the editor can re-analyze without waiting for the
+  /// parent widget rebuild.
+  Future<List<String>?> _onInstallCapability(String capability) async {
+    try {
+      // Editor passes the raw `use:` value (e.g.
+      // `text.classify@^1`). HubService.installModule resolves
+      // any version spec the hub's registry accepts.
+      await HubService.instance.installModule(source: capability);
+      final caps = await HubService.instance.allCapabilities();
+      final updated = caps
+          .map((c) => '${c.capability}@${c.version}')
+          .toSet()
+          .toList()
+        ..sort();
+      if (mounted) {
+        // Refresh the cached capability future so subsequent
+        // FutureBuilder rebuilds also see the new list.
+        setState(() => _capabilities = Future.value(updated));
+      }
+      return updated;
+    } catch (e) {
+      if (mounted) {
+        ScaffoldMessenger.of(context).removeCurrentSnackBar();
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(
+            content: Text('Install failed: $e'),
+            behavior: SnackBarBehavior.floating,
+          ),
+        );
+      }
+      return null;
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     final locale = Localizations.localeOf(context);
@@ -72,6 +110,7 @@ class _FlowsPageState extends State<FlowsPage> {
           locale: editorLocale,
           runDriver: _driver,
           availableCapabilities: caps,
+          onInstallCapability: _onInstallCapability,
         );
       },
     );
diff --git a/pubspec.yaml b/pubspec.yaml
index 947942a..129fc1a 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,7 +1,7 @@
 name: fai_studio
 description: "F∆I Studio — desktop GUI for the F∆I hub"
 publish_to: 'none'
-version: 0.63.0
+version: 0.64.0
 
 environment:
   sdk: ^3.11.0-200.1.beta