diff --git a/ui/lib/js/observer.js b/ui/lib/js/observer.js
index ddb4e448..62f2cb85 100644
--- a/ui/lib/js/observer.js
+++ b/ui/lib/js/observer.js
@@ -18,7 +18,7 @@ class Observer {
       status: item.status,
       code: item.response?.code,
       error: item.response?.code != 0 ? item.response?.data : null,
-      device: navigator.userAgentData.platform
+      device: navigator.userAgent
     }
     if (!/(sockjs-node|hot-update|monitorApi)/.test(api.path)) {
       if (!!this.timer) {