Laptop unable to use BitLocker with TPM + PIN

4.5

The option to require a PIN in addition to the TPM is missing.

Symptoms
  • Option missing
  • Error message
  • Greyed out
Possible Causes
  • Policy restriction
  • No TPM
  • TPM version 1.2

Step-by-Step Fix

1

Enable via GPO

Enable "Require startup PIN with TPM" in BitLocker settings.

2

Check TPM Status

Ensure TPM is "Ready for use" in tpm.msc.

3

Update BIOS

Ensure the TPM is fully supported.

When to See a Technician

TPM + PIN is the most secure configuration but must be enabled via Group Policy first.

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