Google is making it harder for Android apps to track you once you’ve opted out - Advertising IDs will be disabled for users who opt out of tracking

Which is why healthy competition is absolutely essential in the market otherwise we'd be where we were a year or five ago...
It’s going to get harder for Android apps to track users who’ve opted out of receiving personalized ads, the Financial Times reports, after Google announced changes to how it’ll handle the unique device identifiers that allow marketers to track them between apps. Starting later this year, Google is cutting off access to these “Advertising IDs” after a user opts out, and will show developers a “string of zeros” in its place.

The news was announced in an email to Play Store developers, and Google has also updated its support page for Advertising IDs with the announcement. Google told developers the changes will “provide users with more control over their data, and help bolster security and privacy,” the Financial Times reports.

Google’s support page still refers to the decision to stop ad tracking as an “opt-out” process, while Apple’s changes effectively make tracking an opt-in decision, because we all know most users leave settings at their default