Gamesir T4 Pro Update Firmware — Fully Tested

: Wait for the progress bar to finish. A successful update often fixes the common gyroscope lag. Method 2: Mobile App Update

Bookmark the GameSir support page. Check for updates every three months. And if you found this guide helpful, share it with a friend who just bought the T4 Pro and is complaining about "input lag" (spoiler: they just need to update). Gamesir T4 Pro Update Firmware

Recommended for all users.

Pair the controller to your phone via Bluetooth (Hold for Switch mode or Home + A for Android mode). : Wait for the progress bar to finish

For general feature updates and button mapping adjustments, use the GameSir App on Android or iOS. Gamesir T4 Pro Update Firmware