0xc000000e
A required device isn't connected or can't be accessed
What it means
The boot manager cannot find the Windows drive or the boot configuration points to the wrong place.
Common causes
- Boot order changed or drive unplugged
- Damaged boot configuration (BCD)
- A loose cable
How to fix it
- In the BIOS, make sure the Windows drive (or "Windows Boot Manager") is first in the boot order.
- Unplug USB sticks and extra drives and try again.
- Run Startup Repair from a Windows USB stick (Repair your computer > Troubleshoot).
- From the USB stick's Command Prompt run
bootrec /rebuildbcd.