: Go to your Privacy Settings and change past public posts to "Friends Only."
That being said, here are some general tips and information regarding Facebook's privacy settings and how profiles can be viewed: fb private profile viewer extra quality
This comprehensive guide analyzes what these tools claim to do, how Facebook's security architecture actually works, and the severe risks associated with third-party profile viewers. 🛡️ How Facebook Privacy Settings Actually Work : Go to your Privacy Settings and change
The tool may ask the user to share a link with others or complete a "survey" before unlocking the content. how Facebook's security architecture actually works