Secondly, Safari acquires these rules in advance so that it doesn’t have to communicate with the content blocker in real-time. Firstly, Safari compiles the rules within content blockers so that it can read them easily. When it comes to Safari on the Mac, content blockers also allow websites to load even faster compared to ad blocking extensions. Expect faster page load times with content blockers. Usually, sites with lots of advertisements, trackers, and hefty social media plugins will display a remarkable improvement in performance. Once you start using a content blocker, websites will generally load faster in Safari since the browser doesn’t have to load and render certain forms of content. Safari Content Blockers Help to Load Sites Faster On the Mac, Safari versions 9, 10, 11, and 12 support both ad blocking extensions and content blockers - but starting with Safari 13, the browser only supports content blockers. On the iPhone and iPad, Safari started supporting content blockers from iOS 9 onward and is the only way to block advertisements on the browser. Some apps let you determine what you want to block, while some even let you create custom rules. Available features vary between content blockers. While most content blockers are designed to block ads, web trackers, and third-party cookies, some block various site elements such as social media plugins. Ka-Block! – A simple content blocker for Safari on macOS. For example, a rule involving a certain type of advertisement would have a trigger that helps the browser identify it, with the resultant action being to stop the ad from loading. These rules notify Safari about the exact forms of content that need to be blocked. How Do Safari Content Blockers WorkĬontent blockers are tiny apps that contain lots of rules, each with their specific triggers and actions.
But while content blockers are synonymous with ad blocking extensions, they work quite differently and have certain advantages and disadvantages.
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