What prompted you to reinstall the firmware? Share public link
: Best for flashing directly from a Windows PC using a USB cable. (Recommended) allwinner a133 firmware install
Generic System Images (GSI) allow you to run stock Android on devices that don't have official updates. The Allwinner A133 Android tablet Pritom P7 has been successfully flashed with GSIs. What prompted you to reinstall the firmware
When following these guides, you will typically need the following software: allwinner a133 firmware install
: The standard tool for flashing official stock firmware ( .img files) to Allwinner devices.