diff --git a/lib/backend/network/ua.dart b/lib/backend/network/ua.dart
index 8ebda743..075981b1 100644
--- a/lib/backend/network/ua.dart
+++ b/lib/backend/network/ua.dart
@@ -8,19 +8,19 @@ class MimirUserAgentDioInterceptor extends Interceptor {
     options.headers["User-Agent"] = buildMimirUa();
     handler.next(options);
   }
+}
 
-  String buildMimirUa() {
-    return _encodeMimirUa([
-      "1",
-      "app",
-      "${R.meta.version}",
-      $locale.toLanguageTag(),
-      R.meta.platform.name,
-      R.uuid,
-    ], {
-      "installer": R.meta.installerStore,
-    });
-  }
+String buildMimirUa() {
+  return _encodeMimirUa([
+    "1",
+    "app",
+    "${R.meta.version}",
+    $locale.toLanguageTag(),
+    R.meta.platform.name,
+    R.uuid,
+  ], {
+    "installer": R.meta.installerStore,
+  });
 }
 
 String _encodeMimirUa(List<String> fixed, Map<String, String?> kv) {
diff --git a/lib/settings/page/about.dart b/lib/settings/page/about.dart
index 73f62000..d4da3981 100644
--- a/lib/settings/page/about.dart
+++ b/lib/settings/page/about.dart
@@ -4,6 +4,7 @@ import 'package:flutter/services.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:mimir/agreements/entity/agreements.dart';
 import 'package:mimir/agreements/page/privacy_policy.dart';
+import 'package:mimir/backend/network/ua.dart';
 import 'package:mimir/design/adaptive/dialog.dart';
 import 'package:mimir/design/widget/list_tile.dart';
 import 'package:mimir/feature/feature.dart';
@@ -88,7 +89,12 @@ class _AboutSettingsPageState extends ConsumerState<AboutSettingsPage> {
                 DetailListTile(
                   title: "UUID",
                   subtitle: R.uuid,
-                )
+                ),
+              if (kDebugMode)
+                DetailListTile(
+                  title: "Mimir user agent",
+                  subtitle: buildMimirUa(),
+                ),
             ],
           ),
         ],