Glenn Fleishman

Senior Contributor

Glenn Fleishman is the author of dozens of books, including his newly released A Practical Guide to Networking, Privacy, and Security in iOS 10, a book that has information and step-by-step advice on connecting to and managing networks, and securing your data and your privacy. He's a senior contributor to Macworld, where he writes the Private I and Mac 911 columns and hosts the Macworld podcast, and contributes regularly to many periodicals.

ZMI PowerPack 20000 review: A speedy charger for your USB-C MacBook or MacBook Pro

Face ID on the iPhone X: Everything you need to know about Apple’s facial recognition

Face ID on the iPhone X: Everything you need to know about Apple’s facial recognition

Apple introduced Face ID with the iPhone X, a new way to secure the phone. You have questions and we'll have the answers in this FAQ.

The difference between 'Downloaded' and 'Install' on iOS updates

The difference between 'Downloaded' and 'Install' on iOS updates

If the download gets interrupted, iOS won't install the update. Fortunately, the fix is easy.

iOS 11: How to take great photos with the Camera app

iOS 11: How to take great photos with the Camera app

Beyond the expanded Portrait mode in the iPhone 8 Plus, taking enhanced pictures requires more preparation on all recent iPhones.

Apple Photos 3: The changes, new features, and improvements you should know about

Apple Photos 3: The changes, new features, and improvements you should know about

The High Sierra update to Photos cleans up interface messes, a welcome array of changes and enhancements.

Little Snitch 4 review: Mac app excels at monitoring and controlling network activity

Little Snitch 4 review: Mac app excels at monitoring and controlling network activity

Clamp down on network activities on your Mac and have a clear picture of what’s talking and why.

Nonda USB-C HDMI review: Foldable adapter offers a well-made travel option

Nonda USB-C HDMI review: Foldable adapter offers a well-made travel option

If you need to carry a USB-C adapter for HDMI output, Nonda’s foldable one is the best.

Geeni Surge review: This smart surge protector falls short on automation and documentation

Geeni Surge review: This smart surge protector falls short on automation and documentation

While it has four individually switchable outlets, the Surge works best only as a manual on/off switch.

Best iPhone 6/6s camera lenses: Add-on lenses to help you take the ideal photo
Product Hub

Best iPhone 6/6s camera lenses: Add-on lenses to help you take the ideal photo

The price range, quality, and diversity of add-on lenses for iPhones is enormous. But you may have to buy into one ecosystem.

Cable Matters 72W 4-Port USB Charger with USB-C Power Delivery review: High-wattage USB-C charger delivers the goods

Cable Matters 72W 4-Port USB Charger with USB-C Power Delivery review: High-wattage USB-C charger delivers the goods

A compact charger from Cable Matters can power and recharge a MacBook or MacBook Pro and mobile devices, too.

Wireless mesh networks: Everything you need to know

Wireless mesh networks: Everything you need to know

There are genuine benefits behind the hype for this Wi-Fi technology.

Best Power Delivery 2.0 USB-C battery packs
Product Hub

Best Power Delivery 2.0 USB-C battery packs

A long-awaited new category of USB battery packs can deliver 30 watts of power, allowing fast charging.

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