If you can’t reach the desktop, boot from a USB drive, open CMD, and type:
We’ll cover how to use BCEDIT to repair the EFI partition when Windows says “Boot device not found.” (Spoiler: It involves bootrec /rebuildbcd ). bcedit
If you’ve ever debugged a Blue Screen of Death (BSOD), tried to dual-boot Linux, or needed to boot into Safe Mode without mashing the F8 key, you’ve probably stumbled across BCEDIT . To the average user, it looks like cryptic command-line noise. To IT pros and power users, it’s the master key to the Windows boot process. If you can’t reach the desktop, boot from