Here, click "Lock Your Profile." And your Facebook profile is now locked. Close the lock profile window by clicking "OK." You're all set. Only certain parts of your profile are now visible to the ...

Once you lock your Facebook profile, non-friends will not be able ... Locking profile enables users to apply multiple existing privacy settings plus several new features to their Facebook profile.

Want to see someone else's locked Facebook profile? But you are unable to see it because the profile is locked. So don't worry. People often keep their profiles locked on Facebook to maintain privacy.