Allwinner A133 — Firmware
Flashing firmware typically erases all photos, apps, and settings. Back up your data first.
There is no official central repository for Allwinner firmware, but here are the best sources: Allwinner A133 Firmware
Insert the card into the powered-off device and turn it on; a progress bar should appear on the screen. Flashing firmware typically erases all photos, apps, and