Enable the Secure Bootįirst of all, you need to enable Secure Boot in BIOS settings if you want to upgrade to Windows 11. Let’s try them in order until you get the problem solved. Read More How to Fix Secure Boot State Unsupported in Windows 11/10Īfter analyzing all possible causes, we summarize 6 feasible ways to fix the “Secure Boot is not available” issue. The hardware of your computer is not UEFI and Secure Boot compatible.The partition table of your boot disk is set to MBR instead of GPT.The BIOS mode is set to Legacy boot mode instead of UEFI mode.Your PC is set to UEFI mode but the TPM and Secure Boot features are disabled.So, if you encounter the “Secure Boot is unsupported” error, it may be caused by one of the following factors: Now, Microsoft makes the feature a prerequisite when you upgrade to Windows 11. What causes the Secure Boot unsupported/off/unavailable issue? On Windows 10/8/8.1, if you want to use the Secure Boot feature, it’s required to enable the UEFI mode which uses the GUID Partition Table (GPT). Why Secure Boot Is Unsupported in Windows 11/10 What causes the error? Let’s keep reading. However, many users find the Secure Boot is unsupported, off, or unavailable on Windows 11/10. That’s to say, the Secure Boot option can prevent malicious software or malware from attacking the boot sector. If the software fails to pass the authentication set by the OEM, your motherboard will refuse to load it. This feature was designed to ensure your device boot using only the software trusted by the Original Equipment Manufacturer (OEM). It is a part of Microsoft Windows 8 and higher operating systems. Secure Boot is a security feature available on most motherboards with UEFI firmware enabled. How to Fix Secure Boot State Unsupported in Windows 11/10.Why Secure Boot Is Unsupported in Windows 11/10.What causes the Secure Boot state unsupported error? How to fix it? Now, let’s explore the answers together with MiniTool. A lot of users complain that Secure Boot is unsupported/off/unavailable on Windows 10/11.
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