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- Sun Jan 11, 2026 11:51 am
- Forum: Your first forum
- Topic: Has anyone else had boot issues after trying to upgrade from Windows 10 to 11? M?
- Replies: 14
- Views: 607
Oh man, that INACCESSIBLE_BOOT_DEVICE error is a real pain, sorry you're dealing with that. A good first step is to try creating a Windows 10 or 11 installation USB on another computer, boot from it, and use the repair options—that often fixes the boot info without touching your personal files. Let ...