: Insert a high-speed TF/SD card (Class 10 or higher, at least 8GB recommended) into your PC.

: This is often due to missing Microsoft Visual C++ runtime libraries. Solution : Install the latest Microsoft Visual C++ Redistributable package.

Depending on your goal, you must choose the correct mode before writing:

PhoenixCard v4.1.2 provides three main write modes:

This is the most common choice. It turns the SD card into a self-executing installer. When inserted into a bricked device, it automatically overwrites the internal flash memory with the new firmware.

If you need help resolving a specific error during the burning process, tell me: What or code is showing in the log window?

Click and safely eject the micro SD card from your Windows PC. How to Use the Flashing Card on Target Devices

It's important to note that PhoenixCard v4.1.2 is . Allwinner does not provide native versions for Linux or macOS, so users on those operating systems will need a Windows virtual machine or alternative tools like OpenixCard for Linux.

Make sure your target device (like a Whatsminer control board or tablet) is turned completely off.