On Facebook.com, select thedown arrowin the top right corner followed bySettingsfrom the dropdown list.
On Facebook.com, selectYour Facebook Informationin the left vertical menu.
On both Facebook.com and the app, selectOff-Facebook Activity.

You’ll be asked to type your Facebook password to make it proceed.
SelectX interactions>Download Activity Detailsto request a file download of your activity from this particular app/website.
What Is Off-Facebook Activity?

that could be shared with Facebook.
With this information, Facebook can then display ads based on the activities it has learned about you.
For instance, let’s say that you buy a blender on a retailer’s website.

Facebook now knows which retailer website you visited and that you bought a blender there.

