diff --git a/web/src/lib/device.ts b/web/src/lib/device.ts
index ecb99849..5f636f17 100644
--- a/web/src/lib/device.ts
+++ b/web/src/lib/device.ts
@@ -21,6 +21,7 @@ const device = {
         mobile,
     },
     preferredLocale,
+    userAgent: navigator.userAgent,
 }
 
 const app = {
diff --git a/web/src/routes/settings/advanced/debug/+page.svelte b/web/src/routes/settings/advanced/debug/+page.svelte
index 0192735c..556a9520 100644
--- a/web/src/routes/settings/advanced/debug/+page.svelte
+++ b/web/src/routes/settings/advanced/debug/+page.svelte
@@ -23,6 +23,7 @@
             is.android: {device.is.android}
             is.mobile: {device.is.mobile}
             preferredLocale: {device.preferredLocale}
+            userAgent: {device.userAgent}
         </div>
 
         app: