diff --git a/CHANGELOG.md b/CHANGELOG.md
index 61bb6133..e099c911 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,7 @@
 * \#46 [bug] Changes to maximum cache size should be updated live
 * \#47 [bug] Windows-to-Linux remote mount is allowing directory rename when directory is not empty
 * \#48 [bug] Windows-to-Linux remote mount overlapped I/O is not detecting EOF for read operations
+* \#49 [ui] Implement provider test button
 
 ### Changes from v2.0.5-rc
 
diff --git a/web/repertory/lib/models/mount.dart b/web/repertory/lib/models/mount.dart
index a2d40058..eefb8326 100644
--- a/web/repertory/lib/models/mount.dart
+++ b/web/repertory/lib/models/mount.dart
@@ -282,4 +282,27 @@ class Mount with ChangeNotifier {
       debugPrint('$e');
     }
   }
+
+  Future<bool> test() async {
+    try {
+      final auth = await _auth.createAuth();
+      final response = await http.put(
+        Uri.parse(
+          Uri.encodeFull(
+            '${getBaseUri()}/api/v1/test?auth=$auth&name=$name&type=$type&settings=${jsonEncode(mountConfig.settings)}',
+          ),
+        ),
+      );
+
+      if (response.statusCode == 401) {
+        _auth.logoff();
+      }
+
+      return (response.statusCode == 200);
+    } catch (e) {
+      debugPrint('$e');
+    }
+
+    return false;
+  }
 }
diff --git a/web/repertory/lib/screens/add_mount_screen.dart b/web/repertory/lib/screens/add_mount_screen.dart
index 82f2e588..f2841ba6 100644
--- a/web/repertory/lib/screens/add_mount_screen.dart
+++ b/web/repertory/lib/screens/add_mount_screen.dart
@@ -113,8 +113,8 @@ class _AddMountScreenState extends State<AddMountScreen> {
                       ),
                     ),
                   ),
-                if (_mount != null) const SizedBox(height: constants.padding),
-                if (_mount != null)
+                if (_mount != null) ...[
+                  const SizedBox(height: constants.padding),
                   Expanded(
                     child: Card(
                       margin: EdgeInsets.all(0.0),
@@ -129,8 +129,7 @@ class _AddMountScreenState extends State<AddMountScreen> {
                       ),
                     ),
                   ),
-                if (_mount != null) const SizedBox(height: constants.padding),
-                if (_mount != null)
+                  const SizedBox(height: constants.padding),
                   Row(
                     children: [
                       ElevatedButton.icon(
@@ -189,16 +188,15 @@ class _AddMountScreenState extends State<AddMountScreen> {
                           Navigator.pop(context);
                         },
                       ),
-                      if (_mountType == 'Sia' || _mountType == 'S3') ...[
-                        const SizedBox(width: constants.padding),
-                        ElevatedButton.icon(
-                          label: const Text('Test'),
-                          icon: const Icon(Icons.check),
-                          onPressed: () async {},
-                        ),
-                      ],
+                      const SizedBox(width: constants.padding),
+                      ElevatedButton.icon(
+                        label: const Text('Test'),
+                        icon: const Icon(Icons.check),
+                        onPressed: _handleProviderTest,
+                      ),
                     ],
                   ),
+                ],
               ],
             );
           },
@@ -234,6 +232,22 @@ class _AddMountScreenState extends State<AddMountScreen> {
     });
   }
 
+  Future<void> _handleProviderTest() async {
+    if (_mount == null) {
+      return;
+    }
+
+    final success = await _mount!.test();
+    if (!mounted) {
+      return;
+    }
+
+    displayErrorMessage(
+      context,
+      success ? "Success!" : "Provider settings are invalid!",
+    );
+  }
+
   @override
   void setState(VoidCallback fn) {
     if (!mounted) {