Glenn FleishmanSenior Contributor, Macworld

Glenn Fleishman is the author of dozens of books, including Take Control of Wi-Fi Networking and Security (updated for iOS/iPadOS 13 and Catalina), a detailed guide to wireless networking and security. He's a senior contributor to Macworld, where he writes Mac 911.

apple 2fa

Does Apple ID two-factor work if you leave the country?

It does, but make sure you know what devices and phone numbers you trust.

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How to delete autosaved file versions in macOS

Many apps automatically retain older versions for a period of time.

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Hate the screenshot floater in macOS? Here’s how to get rid of it

It’s a simple option, but you have to invoke a screen capture to find it.

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What the new iOS 13 Wi-Fi message means about nearby available networks

Apple now alerts you to “popular networks” in your area.

icloud 2fa apple id

How to add trusted phones to your Apple ID two-factor authentication

Whom do you trust enough to help you ensure access in a worst-case scenario?

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How to send large attachments with Mail Drop and other services

You must use your iCloud account and Apple’s Mail app together for Mail Drop, but it’s not the only way.

itunes match

iTunes Match, no Mac, a conundrum: Download!

You can use Google Play Music as a free alternative, but first have to extract your music.

iphone trade in

How to disable accounts on an iPhone, iPad, or iPod touch you sold or gave away

Sometimes a “dead” device has some life left in it.

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What to do when your external Mac display isn’t showing up or displaying color casts

External hardware doesn’t always fire up at the right speed as your Mac.

itunes match

Cancelling iTunes Match? Here’s how to download your iCloud Music Library before you do so

For many people the renewal is nigh, but you should prep before canceling.

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How to set your Mac as a shared backup destination for Time Machine

Apple makes it easy if you know the right box to check.

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1Blocker 3 review: Safari extension revamps its content-blocking for macOS Catalina

A revamped tool for blocking unwanted tracking, JavaScript, and other browsing intrusions takes advantage of new Safari features.

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How to restore correct dates for images in Photos

Due to exports, image downloads, and restoring old volumes, your images might import with the wrong dates.

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Autocorrect suggests words and phrases in another language on your iPhone? Delete a keyboard to fix this

Autocorrection can be triggered in another language than the one you’re using via the Globe icon.

sign in with apple 2019

How to manage new Sign in with Apple identities

Apple has added its own login option for third parties, but you have to hunt a bit to find the controls.