Open Facebook and go to Settings & privacy
Tap Settings
Go to Ad preferences
Review and adjust Ad settings
Turn off ad topics you do not want
Hide ads from specific advertisers
Limit data used for ads from partners
Adjust Off-Facebook activity settings
Clear your ad interests
Use browser ad blockers on Facebook in a web browser
Use a privacy-focused browser
Log out of Facebook when not using it
Reduce ad tracking in your device privacy settings
Report ads you do not want to see
Unfollow or hide pages and accounts related to unwanted ads
Use Facebook’s ad controls regularly