Hello,Kartik Yadav2
Regarding the recovery key, you can find it in the following places:
Active Directory (AD)
Azure Active Directory (AAD)
Microsoft Account
3rd management application
Other methods like notepad/pdf/USB
1.If you are logged in with ad account,You need to first ensure that the following policies are configured.
Please install the following feature on ad dc side, then open ADUC and look for the recovery key.
Domain Administrator privileges are required or delegated permissions must have been granted by a domain administrator.
Normal users will not see the recovery key and cannot search for it.
2.If it's a Microsoft or Azure networked account login, it may backup into the Onedrive corresponding to one of those accounts.Try to find it from the following link
Azure Links:Microsoft Azure
Microsoft Links:BitLocker 恢复密钥 (live.com)
3.The recovery key may be stored in the 3rd management application, or it may exist somewhere like notepad/pdf/USB.You can try looking in these places.
Best regards,
Chengxili