Windows 11 BOOTMGR Failure+ Windows 10 Installation Non System Disk Error

  • Thread starter Thread starter AtharvOP Singh
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AtharvOP Singh

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I have a Windows 11 Laptop and yesterday when I booted it up, just after the manufacturer's logo was gone, without showing the Windows logo for even a split second, it said "BOOTMGR is missing Press Ctrl+Alt+Del to restart" so I searched for a solution online. Then I tried to do a reinstall of Windows 10. I used my MacBook and tutorials from YouTube to make a bootable USB pendrive. When I inserted it in and changed the boot settings in BIOS it said "Non System Disk Press any key to reboot" and just below that "BOOTMGR is missing Press Ctrl+Alt+Del to restart"Now I am stuck here and don't know

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