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Dennis Sellers

Dennis Sellers
488 posts
Contributing Author
Dennis has over 40 years of journalism experience and has written hundreds of articles. For the past 20-plus years, he's been an online journalist, covering mainly Apple Inc. He's written for MacCentral, MacWorld, MacMinute, Macsimum News, Apple Daily Report, and is now contributing editor at Apple World Today.
macOS Desktop Preferences Icon over catalina background

How to Change Your Desktop Picture in macOS Catalina

Catalina Quick Tip My wife’s Mac’s desktop is so cluttered with files and folders that it’s impossible to see the desktop image. Mine isn’t. If yours isn’t and you want to change the desktop picture, it’s easy to do. In...

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How to Share Files Using AirDrop in macOS Catalina

Apple’s AirDrop feature is a great way to share files with macOS Catalina. It lets you send documents, photos, webpages, map locations, and more to anyone near you, wirelessly. You can send and receive items between Macs and iOS devices...

mac sound icon on macos catalina background

How to Set Sound Output Options on a Mac

I use macOS Catalina on a 16-inch MacBook Pro connected to an LG UltraFine 5K display. When I want to listen to music or watch a video, I want the audio to play through the Apple HomePod speaker in my...

Safari icon with a screen shot of browser clear history on a catalina background

How to Clear Your Safari Browsing History on a Mac

Catalina Quick Tip You can remove all records that macOS Catalina’s Safari keeps of where you’ve browsed during a period of time you want. If your Mac and your other devices have Safari turned on in iCloud preferences, your browsing...

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How to Manage Safari Downloads on a Mac

In macOS Safari, you can change where downloaded files are stored, have them deleted after a defined period of time, and open automatically. Here's how!

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