Though a failed BIOS update doesn’t endanger the data on your hard drive directly, you will be able to access your files and continue working with them on another computer if you have a backup on a removable drive.Īfter finding a newer version of your BIOS software, download it and click on “Update BIOS from a file” to select it for the process. It’s good to have a spare copy of all important files from your PC before you start. Use the menus to update the BIOS / UEFI.Restart your computer and enter the BIOS / UEFI.Unzip it and copy to a spare USB flash drive.Download the latest BIOS (or UEFI) from manufacturer’s website.Here’s the usual process, which remains the same whether your motherboard is in UEFI or legacy BIOS mode: Sometimes you will need to update the BIOS in order for the motherboard to properly support a new processor or other hardware, or to fix bugs and improve stability or performance. If not, there may be little point in taking the risk by updating. With that in mind, we’d recommend reading the release notes of the latest version (and each version back to the one currently installed) on the manufacturer’s website to see whether it will add the features you need or fix a problem or vulnerability.