Laptop BitLocker failing on drive with VSS service storage fat tampering

4.5

FAT filesystem metadata has been tampered with.

Symptoms
  • BitLocker error
  • File not found
  • Service crash
Possible Causes
  • Malware
  • Disk errors

Step-by-Step Fix

1

Convert to NTFS

FAT is insecure and doesn't support VSS well.

2

Run chkdsk

Fix filesystem errors.

3

Run SFC

Repair system files.

When to See a Technician

FAT is a legacy filesystem; it should not be used for system drives.

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