How to block tracking by apps (starting with Facebook) on your iPhone

The new version of iOS allows you to block activity tracking for advertising purposes. — AFP Relaxnews

The latest iOS update introduces a very useful feature to help users prevent their activity from being tracked in order to combat the onslaught of targeted ads. From now on, each app will have to ask permission from its users in order to continue “tracking” them.

Rather than disabling them one by one, there is a trick to ensure that no app collects this data.