BOOTMGR is missing

[Microsoft Windows]

I need to enable Secure Boot to convert my Windows 10 installation to Windows 11. My motherboard manafacturer said my OS was running legacy mode so I should follow the Microsoft article "Convert an existing Windows 10 installation from Legact Bios to UEFI"Point 5 of the pre-requisites says that one of the partitions must be active, so I used Disk Manager to set the C drive to "Active". Now when I start the PC I get "BOOTMGR is missing" and can't get any further.I have a Windows 10 repair disk that wasn't able to repair the installation. I've downloaded new installation media but but that doesn

Continue reading...