Laptop unable to use BitLocker on drive with SMART errors

4.5

Windows blocks BitLocker because the drive's self-monitoring system reports a failure.

Symptoms
  • Error message on setup
  • BIOS warning
  • Process cancels
Possible Causes
  • Drive hardware failure
  • Firmware bug

Step-by-Step Fix

1

Check SMART Details

Identify which attribute is failing (e.g., Reallocated Sectors).

2

Update Drive Firmware

Rarely, a firmware bug can cause false SMART errors.

3

Replace Drive

A SMART failure is a definitive sign of an unreliable drive.

When to See a Technician

Windows is protecting you; encrypting a drive that reports SMART errors is a recipe for permanent data loss.

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