How to Fix: Remaining Drives Can't Be Valid Boot Volumes After Boot Drive Failure

The issue occurs when the boot drive fails and Windows is unable to find a valid boot volume on the remaining drives. This can be resolved by using the built-in Windows recovery environment to repair or replace the failed boot drive.

🛠️ Step-by-Step Verified Fix:

1. Step 1: Boot into Windows Recovery Environment - Restart your computer and press the key to enter the UEFI settings (usually F2, F12, or Del). Select the boot drive you want to repair and set it as the first boot device. Save changes and exit UEFI settings. Your computer will now boot into the Windows Recovery Environment.
2. Step 2: Run Disk Check - In the Windows Recovery Environment, open Command Prompt and run the command `chkdsk C:` (assuming your boot drive is C:) to scan for any disk errors or bad sectors. If you're prompted to schedule a disk check for the next time you start your computer, choose 'No'.
3. Step 3: Repair or Replace the Boot Drive - If the `chkdsk` command finds issues with the boot drive, use the built-in tools in Windows Recovery Environment to repair or replace it. Alternatively, if the issue is due to a failed boot drive, you can replace it with a new one and set it as the primary boot device.