Enlarge Facebook’s ability to track users and show them certain ads appears to be tanking thanks to Apple’s “ask not to track” feature, according to some advertisers. Apple rolled out the privacy prompt in late April with iOS 14.5. Since then, nearly half of all iOS devices worldwide have at least version 14.5 installed, according to Statcounter , and a vast majority of these devices’ users have chosen to deny Facebook and other apps the ability to track them.
Source: Facebook advertisers are panicking after iOS cuts off key tracking data
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