Dave Johnson

Dave Johnson is a staff writer for GeeksChalk based in New Jersey. He covers news, how-tos, and user guides for iPhone, iPad, Mac, and Apple Watch.
Senior Staff Writer
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321 Articles
The Mail window is open on the desktop. Emails are displayed with large text.
Mac

How to Change the Text Size in macOS

There are a few different methods to do this.

By Dave Johnson
The new 14-inch MacBook Pro shown propped open and angled to the side.
Mac

How To Use And Access Your Mac’s Utilities Folder

You can access utilities on your Mac using keyboard shortcut, Spotlight, or Finder

By Dave Johnson
An open MacBook Pro
Troubleshooting

Wi-Fi Says Not Configured on Mac, Here’s How to Fix it

Learn How to Fix "Wi-Fi not configured" error on Mac

By Dave Johnson
Apple

Why Apple Releases New iPhones Every Year

There are a few reasons

By Dave Johnson
This Message Cannot Be Displayed Because Of the Way It is Formatted
Troubleshooting

This Message Cannot Be Displayed Because Of the Way It is Formatted, Fix

The fix is easy

By Dave Johnson
The Charging screen, with a slider for charge-limit options Ā 
Tips and Tricks

Here’s Why Your iPhone Stops Charging At 80%

Learn why your iPhone stops charging at 80% and how to change it

By Dave Johnson
Two hands hold up iPhone 14 and iPhone 14 Plus. Ā 
Troubleshooting

Is Your iPhone Stocks App Not Working? Here’s How to Fix it

Stocks app is not working on your iPhone and you arenā€™t sure why. Here are…

By Dave Johnson
Find My app on an iPhone showing an offline device Ā 
Troubleshooting

Is Find My not working on your iPhone? Here’s the fix

If Find My iPhone app is not working, here are the steps you can take…

By Dave Johnson
Woman on sofa holding iPhone listening to AirPods. Ā 
Apps

Best Free Apps to Download Music on iPhone

The best apps for downloading and listening to free music on your iPhone

By Dave Johnson
A userā€™s Home Screen is shown on iPhone Air iOS 26.
Troubleshooting

Is your iPhone Phone app not working? Here’s how to fix it

Learn what to do if your iPhone phone app is not working

By Dave Johnson

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