When a profile is locked, as a non-friend you can only see:
Facebook's "Locked Profile" feature is a privacy tool designed specifically to prevent strangers from viewing, downloading, or sharing a user's full-sized profile picture and cover photo. 🔒 The Reality of Locked Profiles
: Certain Chrome extensions, like the Facebook ID Grabber or Facebook profile picture viewer , are designed to extract the user's ID and redirect to a website that displays the full-size image.
