Install [2021] - Allwinner A133 Firmware

If the driver package includes an executable file ( .exe ), right-click it and select to install.

Once completed, a popup stating "Firmware Upgrade Successfully" will appear.

If it contains bare driver files ( .inf ), open the Windows , click on your computer name, select Action > Add legacy hardware , and manually navigate to the extracted folder to install the drivers.

Installing incorrect firmware will permanently brick your device. Allwinner A133 tablets are produced by many different manufacturers, and a generic firmware file rarely works. Open the back cover of your tablet. Locate the main printed circuit board (PCB). allwinner a133 firmware install

FEL (Forced Entry Load) mode is Allwinner's emergency recovery mechanism, embedded in the BootROM. Even if your device won't boot at all, FEL mode can often save it.

This usually means the device didn't enter the correct "FEL" mode. Try the button combination again. Boot Loop after Flash:

Under , make sure Product is selected (this programs the SD card to automatically flash the tablet upon startup). If the driver package includes an executable file (

Allwinner devices rely on proprietary tools to communicate with the bootloader:

For users who want a cross-platform solution, OpenixSuit supports Windows, Linux, and macOS. It features:

sudo sunxi-fel write 0x2000 u-boot-sunxi-with-spl.bin Locate the main printed circuit board (PCB)

Ensure your Allwinner A133 device has at least 50% battery charge to prevent power loss mid-flash.

Download the specific .img firmware file matched exactly to your device model and motherboard revision. 💾 Step 1: Downloading the Correct Firmware