Laptop encryption key backup failing with error

4.5

A specific error code appears when trying to back up the recovery key.

Symptoms
  • Error code
  • Process cancels
  • Key not saved
Possible Causes
  • Policy restriction
  • System file corruption
  • TPM error

Step-by-Step Fix

1

Run SFC/DISM

Repair any corrupted system files related to BitLocker.

2

Check Group Policy

Ensure "Choose how BitLocker-protected operating system drives can be recovered" is configured correctly.

3

Use Manage-bde

Try "manage-bde -protectors -add C: -recoverykey E:" in CMD.

When to See a Technician

If the GUI fails, the command line "manage-bde" usually provides a more descriptive error code.

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