Glenn FleishmanSenior Contributor, Macworld

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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.

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How to make your Apple Watch display its screen longer

Set your Apple Watch so the screen stays on for a longer period of time.

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How to dispose of a printer securely

You might think printers have no private data. But some may retain vestiges.

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How to use iCloud Photo Library selectively

A reader wants to reduce her iCloud Photo Library size as she's run out of her purchased storage. There's a workaround.

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How to fix missing media items in the sidebar

A reader lacks Photos, iTunes, and Movies items in the Open dialog.

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Hands-on with Walmart Pay: The retailer's answer to Apple Pay is a pleasant surprise

The company's app-based payment system for in-store purchases isn't perfect, but it's nearly delightful.

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Podcast 516: The Pokémon invasion

Glenn and Susie talk about the iOS 10 beta, macOS Sierra beta, new Mac malware, and whaaaaat is the deal with Pokémon Go.

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How to cope with a terrifying iOS Photos deletion warning

If you have iTunes syncing enable and switch to iCloud Photo Library, Apple warns you it's deleting your media.

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Pokémon Go for iOS will stop requiring full Google account access

Pokémon Masters, beware: The iPhone app gains access to your Google account, but you can revoke the access now, and a better fix is coming.

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How to avoid Mac malware by using Gatekeeper and common sense

Two new attacks on Mac users and a coming change in macOS Sierra show that educating users beats malware.

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How to consolidate calendar events among multiple people

A reader wants to avoid duplicates after sharing calendars with colleagues.

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How to fix a long pause with a black startup screen in OS X

A reader has a 45-second pause when he restarts his Mac. During that meditative period, he wonders: why?

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What’s hidden in plain sight? Hidden media in Photos for OS X

A case of the Purloined Letter—only with pictures—when a reader wonders about a syncing problem.

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Podcast 515: Facebook cuts Paper, its only good app

Susie and Caitlin have a lot of feelings about the loss of Paper, which is like rocks and scissors to our souls.

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What to do when your Mac can’t mount, repair, or erase a drive

A reader can't get a drive working again, but the problem lies within (the computer).

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How to clear an incorrect unread email badge in iOS

A reader has a persistent red blot on his Mail app.