Press and hold the button (on some devices, it may be the Volume Up or a dedicated Home button).

The Allwinner A133 is a highly popular, budget-friendly quad-core processor found in millions of entry-level Android tablets, educational devices, and smart displays. While these devices offer excellent value, stock software can become sluggish over time, experience boot loops, or lack the latest security patches. Updating or flashing the firmware on an Allwinner A133 device is the most effective way to restore performance, fix software glitches, and breathe new life into your hardware.

The has established itself as a reliable, cost-effective SoC (System on Chip) powering a wide array of budget Android tablets, educational devices, and low-cost smart displays. As of mid-2026, keeping these devices updated is crucial for security, performance, and compatibility.

Backup all important personal data before starting, as this process will completely wipe the device storage. Ensure your tablet has at least 50% battery life. Part A: Preparing PhoenixSuit Launch on your Windows PC. Click on the Firmware tab at the top of the interface.

Download the official Allwinner PhoenixUSB Pro drivers so your PC can communicate with the tablet in recovery mode.

Confirm the prompt to format the device. The tool will then push the new partitions to the A133 chipset. Alternative: SD Card Update

Click "Yes" to start the process. Do not disconnect the cable during this process. 6. Finish and Reboot

For white-label or generic tablets, community forums are the best source.

Updating your Allwinner A133 device to the latest firmware is a relatively straightforward process. Here are the steps you need to follow: