Determine if Your PC Uses UEFI or Legacy BIOS in Windows 10/11
To determine if your computer has UEFI BIOS, click the Start button and type msinfo32
" Then, from the search results, select the "System Information" app.
![msinfo32](https://configserverfirewall.s3.us-west-2.amazonaws.com/images/windows/start-msinfo32.webp)
In System Information, look for the BIOS Mode under the System Summary.
![Windows 10 UEFI BIOS](https://configserverfirewall.s3.us-west-2.amazonaws.com/images/windows/check-uefi/uefi-bios.webp)
If the BIOS Mode is UEFI, then your computer has UEFI BIOS. If the BIOS Mode is Legacy, then your computer has Legacy BIOS.
![Windows 10 Legacy BIOS](https://configserverfirewall.s3.us-west-2.amazonaws.com/images/windows/check-uefi/legacy-bios.webp)