If you are a repair shop owner or have a severely locked tablet (Samsung or Lenovo-branded A133 devices with tight security), manual methods may fail. In this case, use PC software.
Security Risks: Downloading bypass APKs from untrusted sources can expose your device to malware.
Factory Reset Protection (FRP) on devices powered by the Allwinner A133
Fastboot Method – Some A133 tablets have an unlocked fastboot. Reboot to fastboot (Volume Down + Power) and run:
: Enable TalkBack (usually by holding both volume buttons) to access hidden settings. Accessibility Menu