Laptop unable to use BitLocker on drive with head parking issues
4.5
Aggressive power management causes the HDD heads to park too frequently, stalling encryption.
Symptoms
- Clicking sounds
- Micro-stutters
- Slow encryption
Possible Causes
- Green HDD firmware
- Power settings
- Aging drive
Step-by-Step Fix
1
Change Power Plan
Set to "High Performance" and disable "Turn off hard disk after".
2
Use QuietHDD
A utility to disable APM (Advanced Power Management) on the fly.
3
Check SMART Attribute 193
Monitor "Load Cycle Count".
When to See a Technician
Frequent head parking (common on "Green" drives) can significantly extend encryption time and cause errors.
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