What is BITLOCKER-RECOVERY-LOOP?
BitLocker recovery screen loop is a high-severity storage drive (SSD/HDD) issue. The system is stuck in a BitLocker recovery screen loop, repeatedly asking for a 48-digit recovery key. This occurs when the TPM chip detects that the boot configuration has changed (BIOS update, new hardware, Secure Boot toggle), invalidating the stored encryption keys. Entering the recovery key once should resolve it, but the loop indicates the underlying trigger persists. See the troubleshooting steps below for the fix.
Common Causes
- BIOS or firmware update changed PCR values
- New hardware detected (new GPU, RAM)
- Secure Boot policy change
Step-by-Step Fix Guide
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1
Enter 48-digit BitLocker recovery key from Microsoft account
The 48-digit recovery key is stored in your Microsoft account under device protection. Once unlocked, use 'manage-bde -protectors -add C: -TPM' to rebind to TPM.
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2
Suspend BitLocker before future BIOS updates
Always suspend BitLocker before making BIOS or hardware changes.
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3
Re-enable Secure Boot if recently disabled
"Re-enable Secure Boot if recently disabled" is worth trying when secure Boot policy change turns out to be the culprit.
Commands & Diagnostics
manage-bde -status
manage-bde -unlock C: -RecoveryPassword YOUR-48-DIGIT-KEY
Frequently Asked Questions
BIOS or firmware update changed PCR values accounts for the majority of BITLOCKER-RECOVERY-LOOP reports; new hardware detected (new GPU, RAM) and secure Boot policy change come up less often but are documented.
Try "Enter 48-digit BitLocker recovery key from Microsoft account" first — it resolves most BITLOCKER-RECOVERY-LOOP cases on its own. Only work through the rest of the guide above if it comes back.
BITLOCKER-RECOVERY-LOOP is a high-severity error. It won't damage your PC instantly, but repeated occurrences usually point to a deeper problem worth addressing soon.
In most cases, yes — the guide above resolves BITLOCKER-RECOVERY-LOOP without a clean install. Treat a reinstall as the last resort, not the first move.
Open CrystalDiskInfo (free tool) to check your drive's S.M.A.R.T. status. Any yellow or red indicators — especially reallocated sectors or pending sectors — confirm the drive is degrading and should be backed up and replaced immediately.
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