Stuck on boot loop after mbr2gpt and changinf CMS settings

[Guest John Harr]

I did the mbr2gpt conversion because I heard its "better", I validated it and there is no problem but when I did the conversion it went successful besides this ReAgent.xml error to convert, I resetted my PC thinking it was okay and I was greeted with "no bootable device" on my screen, so I went to the BIOS, changed some setting in the CSM section from the "BIOS only" all to "UEFI only", and when I saved the changes and restarted my PC, I am completely stuck on my motherboard screen, I tried pressing esc to enter my BIOS again but it just won't, after several minutes though the motherboard scre

 

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