From 90ec2739aea65222f235dd7a2c0c929dce7bdbee Mon Sep 17 00:00:00 2001
From: David Luzar <5153846+dwelle@users.noreply.github.com>
Date: Fri, 22 Aug 2025 17:37:16 +0200
Subject: [PATCH] fix: calling toLowerCase on potentially undefined
 `navigator.*` values (#9901)

---
 packages/common/src/constants.ts | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/packages/common/src/constants.ts b/packages/common/src/constants.ts
index 4ccf723f8..d6f23c69c 100644
--- a/packages/common/src/constants.ts
+++ b/packages/common/src/constants.ts
@@ -28,11 +28,9 @@ export const isBrave = () =>
 export const isMobile =
   isIOS ||
   /android|webos|ipod|blackberry|iemobile|opera mini/i.test(
-    navigator.userAgent.toLowerCase(),
+    navigator.userAgent,
   ) ||
-  /android|ios|ipod|blackberry|windows phone/i.test(
-    navigator.platform.toLowerCase(),
-  );
+  /android|ios|ipod|blackberry|windows phone/i.test(navigator.platform);
 
 export const supportsResizeObserver =
   typeof window !== "undefined" && "ResizeObserver" in window;