If Windows Boot Manager has been blocked by the current security policy, reset BIOS to its default settings, check the Secure ...

If there are multiple drives installed in the computer, then it can create confusion as to which drive has a Bootloader. This scenario usually happens when Master Boot Record is on the wrong drive.

Windows Boot Manager is a tool that enables you to load multiple operating systems on your computer. This can include multiple versions of Windows or different operating systems entirely. If you're ...