
Most modern machines run with Secure Boot pre-enabled, but there’s plenty out there that don’t. Detections are blocked from running before they can attack or infect the system.” Secure Boot detects tampering with boot loaders, key operating system files, and unauthorised option ROMs by validating their digital signatures. “Secure Boot helps a computer resist attacks and infection from malware. If this show-stopping message is preventing your upgrade, then we’ve got some steps on how to make your boot as secure as they come. What it should say is, Secure Boot is turned off.

Microsoft’s This PC must support Secure Boot message is quite misleading. ‘Your PC must support Secure Boot’ is an error message which can be the final stumbling block towards a successful upgrade.īetween ourselves, I’ve not seen a machine in years which didn’t support Secure Boot.

Even if you have the correct processor and suitable level of TPM, a simple misconfiguration may still halt the process. Microsoft has become choosy about its hardware requirements for Windows 11.
