If you previously set up "Trusted Contacts" in your security settings, you can ask those specific friends to generate a recovery code for you.
The Facebook mobile app has a built-in feature called . If you have turned this on, Facebook will prioritize asking for that dynamic 6-digit code rather than an SMS. facebook six digit code
Do you still have access to the or email linked to the account? Are you using the Facebook app or a web browser ? If you previously set up "Trusted Contacts" in
If you recently changed your phone number or email address but forgot to update your Facebook settings, the code is likely being sent to an old, inaccessible account. 2. Network and Carrier Delays facebook six digit code