Facebook Tests Pop-Up for iPhone Users Before Ad Tracking Update

Facebook Inc. is testing a new full-screen prompt for iPhone users about the social network’s data collection in an effort to get ahead of a similar pop-up that Apple Inc. will soon require as part of an operating system software update.

The iOS 14 update, which hasn’t been rolled out yet for iPhones and iPads, will require app developers like Facebook to show users a pop-up asking for permission to “track you across apps and websites.” If users reject the request, it will be harder for Facebook to show those people targeted ads, which make up the bulk of the ...