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Can Windows 11 run on non UEFI BIOS?


According to the official system requirements from Microsoft, your computer should be UEFI with Secure Boot and TPM (Trusted Platform Module) 2.0 for installing Windows 11. However, many users’ computers use Legacy BIOS and don’t support Secure Boot.

Do you need a UEFI BIOS for Windows 11?

While the requirement to upgrade a Windows 10 device to Windows 11 is only that the PC be Secure Boot capable by having UEFI/BIOS enabled, you may also consider enabling or turning Secure Boot on for better security.

Does Windows 11 work without UEFI?

Microsoft has decided to leverage the advances of UEFI in Windows 11 in order to offer enhanced security for users. This means that Windows 11 MUST run with UEFI and is not compatible with BIOS or Legacy Compatibility Mode.

Can Windows 11 run on Legacy BIOS?

You only need to prepare a USB falsh drive and Windows 11 installation ISO file, and then you can easily install Windows 11 on a legacy BIOS computer.

How do I bypass UEFI in Windows 11?

One such issue is the requirement of ‘Secure Boot’ along with ‘TPM 2.0’ enabled computers. However, if you are using a UEFI BIOS Mode machine, you can pretty straightforwardly bypass TPM on Windows 11. You simply have to go to BIOS settings and enable the ‘Secure Boot’ and ‘TPM 2.0’ options.

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