We'll look at what happens when you deactivate your FB account plus show you how to deactivate it and what it means to delete an account. How can you find out if a friend has blocked you on Facebook or simply deactivated his/her account? Deactivated Facebook profile can't be displayed to you because the user is no longer active and so Facebook keeps all his data offline until he or she reactivates it. Watch this video! what happens when you deactivate your Facebook account? Your profile will show no profile photo and shows inactive. See screenshot below of how Facebook tells other users that you've deactivated your account. Tap or click on image to zoom.