Feature

What lies beneath: What you need to know about content blockers in iOS 9 Safari

Call them content filters or ad blockers, iOS 9's ability to plug apps into Safari that handle how items are retrieved on web pages will change the way we mobile surf.

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Glenn Fleishman is the author of dozens of books. His most recent include Take Control of Your M-Series Mac, Take Control of Securing Your Mac, Take Control of Zoom, and Six Centuries of Type and Printing. In his spare time, he makes Tiny Type Museums. He’s a senior contributor to Macworld, where he writes Mac 911.