Open Facebook
Go to your profile
Tap the three dots or menu
Select Settings and privacy
Open Settings
Tap Privacy Checkup or Privacy settings
Set Who can see your future posts to Friends or Only me
Set Who can see your friends list to Only me
Set Who can see your profile information to Friends or Only me
Set Who can send you friend requests to Friends of friends
Set Who can look you up using your email address to Friends or Only me
Set Who can look you up using your phone number to Friends or Only me
Turn off search engine linking to your profile
Review past posts and change their audience to Friends or Only me
Set story and reel privacy to Friends or Only me
Limit profile photo and cover photo visibility if available
Review tagged posts and enable tag review
Review timeline and tagging settings
Turn on two-factor authentication
Remove unknown followers or friends
Check app and website permissions and remove unused access