If you need further help, visit Facebook’s official (search “blocking” or “disabled account”).
Short answer: You cannot directly "unblock yourself" because blocking is a one-way action initiated by another user. However, depending on why you feel blocked, there are specific steps you can take to regain access to your account or interact with someone again. how do i unblock myself on facebook
There is no secret code, customer support number, or hack to unblock yourself from another person’s account. Anyone selling that service is lying. Save your time, money, and account security by ignoring those scams. If you need further help, visit Facebook’s official