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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.
macOS Big Sur Messages app and Screen Sharing app icons

How to Use Messages to Share Your Screen With Others in macOS

You can use Apple’s Messages app on your Mac to share your screen with another person who’s also using the app. Conversely, they can share their screen with you. Start Screen Sharing Launch the Messages app on your Mac and...

macOS Big Sur Reminders

How to Use the Reminders App in macOS Big Sur to Assign Tasks

There’s a lot to love about macOS Big Sur, including the changes to the Reminder app. Before you could share reminders, but not assign them. Now you can assign reminders to folks with whom you share lists, and they’ll get...

white-tailed deer in green grass

How to Edit Videos in macOS Big Sur’s Photos App

The Mac ‌Photos‌ app in macOS Big Sur adds the ability to edit videos. You can adjust parameters like light and color, add filters, and crop and rotate videos without having to use a third-party app. If you need to...

How to Turn on ‘Do Not Disturb’ in macOS Big Sur

If you’re working on a business report, writing the Great American Novel, or just trying to watch a movie on your Mac, you don’t want notifications distracting you from your work or entertainment.  No problem! You can use macOS Big...

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