Instead of me copy&pasting it all, facebookers may go to https://windowssecrets.com/top-story/a-refresher-course-on-facebook-privacy-controls/ and read the thorough course on how to deal with the new changes in facebook, and how to make safe settings.
Quote from: Windows Secrets headlines
headlines:
The challenge of understanding Facebook privacy
Review and change privacy via Privacy Shortcuts
Figure 1. Facebook's Privacy Shortcuts gives you quick access to basic privacy settings.
Figure 2. Facebook's options for choosing who sees your future posts
Figure 3. The Custom Privacy tool gives finer control over who sees your future posts.
Managing your timeline posts, likes, tags, etc.
Figure 4. As you work with Facebook's privacy settings, popup dialog boxes can walk you through the log-review process.
Figure 5. If you don't like being tagged in a photo, you can ask that the tag or photo be removed.
Viewing how your timeline looks to others
Controlling who can send you messages
Figure 6. Facebook's friend-request control
Locking down access to your previous posts
Figure 7. The Who can look me up? control also lets you control search-engine access to your Facebook timeline.
Figure 8. Facebook's Timeline and Tagging Settings
Figure 9. The blocking controls include the ability to restrict applications from using your personal information.
https://windowssecrets.com/top-story/a-refresher-course-on-facebook-privacy-controls/
