Glenn FleishmanSenior Contributor, Macworld

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Glenn Fleishman is the author of dozens of books, including mostly recently A Practical Guide to Networking, Privacy and Security in iOS 9. 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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Why is iCloud storage occupying space on my hard drive?

A reader is confused as to why they're seeing cloud storage subtracting from local drive space.

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Is blocking device necessary on Wi-Fi with a password set?

A reader finds a hidden feature, a bug, and a quandary in using Timed Access Control with Apple's Wi-Fi gear.

Use Timed Access Control to restrict when devices can connect to your Apple base station Wi-Fi

Your AirPort Extreme and Time Capsule can block certain devices at certain times of day, based on the device's MAC address. Here's how to set it up.

The sunset of a web security standard could bite your browsing

After too long a delay, the firms and organizations that interact on web-based encryption are ditching an outdated standard.

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Is it sensible to combine backup types on a single drive?

A reader wants to add clones to his Time Machine backup drive.

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How to disable unconfirmed contact email suggestions

El Capitan and iOS 9 has become perhaps too helpful in offering ideas to you when you're trying to address an email.

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How to delete items instantly or selectively from Trash

You can get rid of Finder items without an intermediate step.

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How does Photos manage media on an iOS device?

A reader wonders the impact of the download icon in Photos on local storage in iOS.

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How to fix typing two capitals in a row at a word’s start

A reader would like to have Word’s auto-correct feature work elsewhere when mistyping two uppercase letters in a row.

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Podcast 487: A Taylor Swift-shaped carrot

Apple Music meets its #squadgoals, MacKeeper is hacked, and we gush about an app every TV and movie junkie must have.

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Does your photo have the wrong timestamp? Here's how to fix it

Photos with the wrong timestamp can be an organizational nightmare.

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How to remove app purchases from iTunes

A reader wants to purge purchases she doesn't recognize.

Keep track of your second factors for logging in securely

Two-factor authentication is all the rage, but you can wind up losing a factor and being locked out. Here's how to manage that.

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What to do when Firefox won't quit, and does Apple read crash feedback?

A reader wonders if it's worth informing Apple about application crashes after Firefox repeatedly fails him.

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Why can't file names be longer than 30 characters?

A reader is told his long filenames are unacceptable, despite OS X's support for them.