Facebook Profile Photo Viewer [portable] -
While it might be tempting to use a viewer to see a larger version of a photo, it is important to respect the boundaries users set. If someone has chosen to lock their profile, they are expressing a desire for digital privacy. Using "workarounds" can sometimes border on digital stalking. In most cases, the simplest and most ethical way to see someone's profile photo is to send them a friend request or a polite message. The Future of Profile Privacy
Facebook lets you see have viewed your profile picture or cover photo if your privacy settings are set to Public . But even then, it only shows a total view count — no names or profiles . facebook profile photo viewer