Find the Secure Boot option and change it to Disabled. Save the changes and reboot again. We recommend keeping Secure Boot enabled unless you're sure it needs to be disabled. This article explains how ...

Those of you with long memories will recall a barrage of complaints in the run up to Windows 8’s launch that concerned the ability to install other operating systems—whether they be older versions of ...

Microsoft warns Windows 11 PCs without the new Secure Boot certificates may lose future protections, boot security updates, ...

If you have multiple operating systems installed on your computer, or if you are trying to boot off various utility or other boot disks, you may run into problems where using an alternative or desired ...