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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.

How to Save a File as a PDF Using macOS Preview in 3 Easy Steps

There’s a lot to love about the PDF (Portable Digital Document) format, especially the fact that is so “portable.” It doesn’t matter what device or operating system you’re using – the original layout, including fonts and pictures will look the same to you, on-screen and printed on paper with a PDF.

How to Handle App Downloads and App Permission Requests on Your Mac

Starting with macOS Catalina, your Mac really, really, really wants to make sure you’re only working with safe software. That’s why you’re probably getting lots of dialogs from apps asking for permission to access different parts of your Mac’s operating system or hardware, update you with notifications, and perhaps to access your contacts, photos, and more.

How to Use the Summarize Service for Articles and Web Pages on a Mac

The macOS has a Summarize Service that provides you with the gist of an article or web page. And it’s customizable. You can pick paragraphs or sentences, and adjust the length of the summary. The length can range from a simple outline to a CliffsNotes-like version (you remember CliffsNotes from high school, right?) of selected text.

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