Typically, device updates, especially for Android devices, are provided by the manufacturer or the mobile network operator and can include a range of improvements such as:
Sometimes you only need to update the MCU to fix Bluetooth audio issues. android yt9216bj-00012-v001 update
Resolves "missing app" issues where standard Android applications would disappear after a factory reset or power cycle. Update Procedure (USB Method) especially for Android devices
