Data and recovery
External drive missing: record its state before writing to it
Distinguish a missing drive letter from an unreadable or unallocated volume while preserving the decision about important files.
Windows 11 · Data and recovery
BitLocker recovery: find the right key without losing your files
Identify the owner of the recovery key, check the appropriate locations and keep a private handoff record before considering a reset.
Use this guide for: Windows 11 showing a BitLocker recovery prompt for a drive you own or are authorized to use. This covers key-location preparation, not encryption bypass.
An ordinary Windows password or PIN prompt needs a different recovery route. For a work or school device, involve the organization that manages it.
Pause before any reset or storage replacement if files matter and you have no verified backup. Microsoft cannot recreate a lost key. Never enter the recovery key, account password or key ID on this website.
Before you begin
- Another trusted device for checking your own account
- Permission to access the locked computer
- Any existing backup information, printout or saved key file
Make the check
Identify the prompt
Check that the screen asks for BitLocker recovery. Privately compare its recovery key ID with any saved entry; do not mistake an account password for the key.
Choose the owner route
On a trusted device, follow the official Microsoft link below to your recovery keys. If someone else set up the PC, ask that person to check. For a managed PC, ask the organization’s IT team.
Check your offline copies
Look for a printout or a key file saved on your USB drive. Use the key ID to select the matching entry. Keep the key itself in your own secure location.
Record the next step
Record only whether a matching key was found, which owner route remains open and whether a backup exists. Enter a recovered key on the locked device itself.
Choose the next step
A matching key is found
Use it on your authorized device. After access returns, confirm important files and backup readiness before further service.
A managed-device route is still open
Contact the organization before attempting recovery changes. Your worksheet can show which locations were checked without carrying the secret.
No key or backup has been found
Stop and decide with the owner/provider how to handle possible data loss. A reset removes files; this guide does not start that process.
Your observation record
Choose only results you actually observed. Unchecked items stay visible in your download. No passwords, key IDs, recovery keys or personal files are needed.
Selections are saved in this browser. Download a copy to keep it with you, and keep downloaded records private. Clear this record here, or clear all BenchReady progress on the privacy page.
Official guidance
- Microsoft: Find your BitLocker recovery key
Recovery key ID, account/organization/offline locations and consequences of resetting without a key. · Checked 2026-10-20
Original observation workflow based on the linked guidance. No physical repair test is claimed.
Related records
Updates
Windows Update needs space: prepare a cleanup decision
Record the update’s actual space request and select a storage path without deleting files by guesswork.