Only approved friends can view the user's Facebook Stories.
: They require you to log in with your own Facebook credentials to "authenticate" the search, stealing your account information. fb locked profile cover photo viewer exclusive
There are only a few legitimate ways to view a locked profile's cover photo. 1. Send a Friend Request Only approved friends can view the user's Facebook Stories
Downloading an "exclusive app" or extension can infect your device with spyware or adware. depending on the group's privacy settings
If you share a common group or event invitation with the locked profile user, navigate to that group. Click on their name from within the group’s member list. Sometimes, depending on the group's privacy settings, the cover photo will render at a higher resolution within the group context than on the main profile page.