https://techcrunch.com/2020/09/03/apple-delay-ios-14-privacy-ad-tracking/

At its global developer conference in June, Apple said its forthcoming iOS 14 update would allow users to opt out of in-app ad tracking, a privacy feature that quickly drew ire from advertising giants over fears that it would make it harder to deliver targeted ads to users.

But now Apple is delaying enforcing the feature until “early next year”, the company confirmed.