improvement

lib/modules/tm_module/device_transfer/device_filter_screen.dart

@@ -51,13 +51,13 @@ class _DeviceFilterScreenState extends State<DeviceFilterScreen> {
       _commissioningStatus = filter.assetStatus;
 
       final departmentProvider = Provider.of<DepartmentProvider>(context, listen: false);
+      Utils.showLoading(context);
       if (departmentProvider.items.isEmpty ?? true) await departmentProvider.getData();
       if (userSites.isEmpty) {
-        Utils.showLoading(context);
         userSites = await Provider.of<SiteRequestProvider>(context, listen: false).getSitesByUserId(context.userProvider.user?.userID ?? "");
-        Utils.hideLoading(context);
       }
-
+      await Future.delayed(const Duration(milliseconds: 100));
+      Utils.hideLoading(context);
       // Initialize selected departments from filter
       if (filter.departments != null && filter.departments!.isNotEmpty) {
         _selectedDepartments = [];