iOS 11, the latest version of Apple’s operating system for mobile devices, will hit users’ phones and tablets on Tuesday.
The tracking prevention system will also arrive on Apple’s computers 25 September, as part of the High Sierra update to macOS.
Safari is used by 14.9% of all internet users, according to data from StatCounter.
Tracking of users around the internet has become crucial to the inner workings of many advertising networks.
But advertisers also use “first-party” cookies, loaded by a site the user does visit but updated as they move around the net.
This information is collected without permission and is used for ad re-targeting, which is how ads follow people around the internet.”.
In 2015, it led that year’s update for iOS with a feature that allowed widespread mobile ad blocking on the platform for the first time. »