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】 Please back up your data before upgrading to Android 12. If you want to downgrade the software version to Android 11 by official software package, it will erase all data from your device. Upgraded system to Android 12 Revamped Mobile Manager, Contacts, Phone, File Manager, Calculator, Clock, Gallery, Weather, Sound recorder, Settings, Data Transfer, Local backup, Setup wizard, System update apps Updated the Console design in Armoury Crate Adjusted Quick Settings panel, notification tray, and volume panel to Android 12 design Added privacy dashboard, camera and microphone indicators, show clipboard access, approximate location access, and microphone access features Replaced ASUS Safeguard with Android 12 Emergency SOS Introduced new widget page design in Launcher. Adjusted the position of the screenshot option and removed the hotseat app icons in the Overview page. Removed the Quick Settings layout option in the Display settings ASUS Phone removed SIP calling support as Android 12 does not natively support SIP calling Some 3rd party apps are not compatible with Android 12 yet