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Have a suggestion for the blog? Perhaps a topic you'd like us to write about? If so, we'd love to hear from you! Fancy yourself a writer and have a tech tip, handy computer trick, or "how to" to share? Let us know what you'd like to contribute!

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Dennis Sellers

Dennis Sellers
510 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.

Maximize Your Mac Workspace with Full Screen & Split View

macOS allows you to focus on apps in Full Screen or Split View mode (though some third-party apps may not support these features). Split View allows you to automatically fill the screen on your Mac with two apps. Full Screen does exactly what it says, it fills the entire screen with the app you are working with.

How to Clean Your Tech Items Without Spending a Lot of Dough

Smartphones reportedly carry more germs than a toilet seat. That’s disgusting. Whether true or not, it’s important to keep our smartphones, tablets, desktops, laptops, and other electronic devices clean, especially in these COVID-19 times.  I don’t use alcohol-based cleaning solutions...

Disk Utility Icon

How to Create a Disk Image (.dmg) for Storage in macOS

Using the Disk Utility in macOS, you can create a blank disk image for storage. A disk image (.dmg file) is a file that looks and acts like a mountable device or volume.  In other words, it’s a file that...

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