Laptop unable to use BitLocker on drive with VSS service storage file system tampering

4.5

The filesystem driver (ntfs.sys) has been tampered with.

Symptoms

BitLocker error
Blue screen
Service crash

Possible Causes

Malware
Corrupted update

Step-by-Step Fix

1

Run SFC /Scannow

Repair critical filesystem drivers.

2

Run DISM

Repair the system image.

3

Check for Rootkits

Look for drivers that have been "patched" by malware.

When to See a Technician

Filesystem driver tampering is a critical security risk; the OS cannot be trusted.

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