(most generic "T9 Android 10" devices use Allwinner A100 or A133).
Go to Settings > About Tablet > Model Number or Hardware Information . Look for any mention of “T9,” “T9-MB,” or “T9_v1.x.” Alternatively, install an app like Droid Hardware Info and check the “Board” or “Platform” field. t9 firmware android 10
Updating or reinstalling T9 firmware on your Android 10 device is not something you do for fun—it is usually a necessity. Common scenarios include: (most generic "T9 Android 10" devices use Allwinner