Laptop BitLocker failing on drive with VSS service disk tampering

4.5

The physical disk sectors used by VSS are being modified outside of the OS.

Symptoms
  • BitLocker error
  • Data corruption
  • System crash
Possible Causes
  • Bootkit
  • Failing drive
  • Hardware attack

Step-by-Step Fix

1

Run Offline Scan

Check for bootkits (Mebroot, etc.).

2

Check SMART Status

Verify drive health.

3

Replace Drive

Physical tampering or failure requires new hardware.

When to See a Technician

Disk tampering at the sector level is usually the work of a bootkit or a failing controller.

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