How to Update or Flash Phoenix UEFI/BIOS Firmware Easily

A preview version of Windows 11 has been released by Microsoft but it is available only through the Insider channel for now. Since Windows 11 requires that your system has TPM and Secure Boot enabled. Using one of our previous articles, you can find if your system is ready for installation of Windows 11. If your PC does not have these enabled then you won’t be able to install Windows 11. This is why some people are trying their luck by updating the firmware of their motherboard UEFI/BIOS chips in the hope that some new features get unlocked.

If you have a computer that uses Phoenix BIOS/UEFI then it is very easy to flash or update the firmware. They provide a Windows application called WinFlash using which you can quickly update your Phoenix UEFI. The first step is to find and download the update. You won’t get these updates from the Phoenix website.

If you have a desktop computer, then you should get it from the motherboard manufacturer’s website. If you have a laptop/notebook computer, then you should get it from the device manufacturer’s website. Usually these updates are located in the “Support” section of their websites. For example, if you have an Acer laptop, then you can find the updates from

Note: You should check twice that the downloaded firmware is actually meant for your motherboard or device.

Once you have downloaded the firmware update file for Phoenix BIOS/UEFI, then you can follow these steps:

    1. Attach the AC adapter cable to your notebook even if battery is fully charged.
    2. Close all the programs running in your computer.
    3. Launch the Phoenix UEFI WinFlash tool for your computer. It comes bundled with the firmware inside the ZIP archive.
    4. There are three options – backup BIOS, flash BIOS and do both backup and flash. Choose the backup option if you want to make a backup of the current firmware.Phoenix UEFI WinFlash
    5. Select the new BIOS file by clicking on the file selection button.
    6. Click on the Flash button to proceed. It is going to make a backup first. It will erase the older firmware first, then it will continue to write newer firmware. When the firmware is flashed completely, you have to reboot the computer.

Phoenix UEFI WinFlash is compatible with both the 32-bit and 64-bit version of Windows systems. It has an “Advanced” features section. Ordinary users should not use these advanced features section. Any mistake will render your PC unbootable.