Since the server pushes update notice to different serial numbers by batches, it may take some days for you to receive the FOTA notice. Thanks for your patience. You may tap “System updates” in [Settings] >[System] to check if there is new firmware available. Or, you can also try to manually update firmware by referring to the following link. How to update firmware on my phone?
【Release Note】 Updated Android security patch to 2021-06 Fixed an issue where the game would crash when using multiple windows to open the settings and change the system navigation Fixed the problem of broken sound when using screen recording Fixed the problem of low notification sound when using Bluetooth headsets in standby mode Fixed an issue where blocking notifications in the game could not block Facebook messenger notifications Fixed the problem of reduced call volume Fixed the problem of using a microphone to record the voice of a team in the game, and the problem of not being able to record your own voice Fixed the problem that the 5G network cannot be detected when connected to the GT-AX11000 router Fixed a serious delay in the screen when entering the game with Geforce Now Optimize touch experience Fix sound effect for speaker playback.