How to Backup BitLocker Recovery Key in Windows 10 & 11
A BitLocker recovery key is a special key created when you enable Bitlocker Drive Encryption. Windows can back up your key by printing it, saving it to your Microsoft account, a USB flash drive, or a file.
You can back up your BitLocker recovery key in Control Panel, PowerShell, or the Command Prompt.
How to Backup BitLocker Recovery Key in Windows 10 - Control Panel