You think your profile on Facebook is set safe and private.
Have you ever made a friends request to someone and they did not add you to friends but you see their posts all of the sudden? There is a reason for that. Facebook puts you in as a subscriber to that person, by default, because you requested their friendship. So, how do you keep people from subscribing to your posts?
https://www.facebook.com/settings?tab=subscribers
Go to that page and uncheck that box. Issue resolved.
Go to Account settings.
Subscribers will receive your public posts and will not be added as friends. You can have broader conversations about public topics and keep personal updates for friends. Learn more.
Go to “Subscribers”
uncheck that box.
Every time Facebook changes their policy of privacy, they add stuff, when they add stuff they have to unlock your other settings or put an extra step in to re-hide what you hid.
This is like the hidden privacy setting for Facebook.
If you are a company/artist/performer looking to get more fans. Then check that box.