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6 Fixes for BOOTMGR Is Missing in HP Desktop or Laptop
Can't get rid of this 'BOOTMGR is missing' error.I know this is a common problem and I tried googling it.And most of the solutions include plugging a boot device to reboot.Tried that
Fix: "bootmgr is missing" in Windows 10 and Windows 11 (without formatting and reinstalling) - YouTube
Fix bootmgr is missing on Windows 8/10 - Linglom.com
How to Fix 'BOOTMGR is missing' in Windows 7/8/10 - YouTube
Bootmgr is corrupt, Computer doesn't recognize the Windows 10 Installation USB-Stick and won't start BIOS/show the Key for it | Frontier Forums