Laptop unable to split partitions on encrypted drive

4.5

Unable to create a new volume from an existing encrypted one.

Symptoms
  • Shrink option greyed out
  • Error message
  • Insufficient space
Possible Causes
  • BitLocker active
  • Unmovable files
  • Metadata lock

Step-by-Step Fix

1

Suspend BitLocker

Required for any partition changes.

2

Defragment Drive

Moves files to the front so you can shrink the end.

3

Decrypt First

Safest way to split an encrypted drive.

When to See a Technician

Splitting a partition requires shrinking it first; BitLocker often blocks the "Shrink" command.

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