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The Storage Tab in System Information

Tech 101: How to Quickly Free Up Mac Storage Space

Owning a new Mac is a great feeling -- it's the fastest it's ever going to be, there are no scratches or dings on the computer, and you have what seems like an unlimited amount of storage space. Fast forward...

macOS 101: AirDrop Tips for Mac and iOS Users

AirDrop is a peer-to-peer file sharing system for local Mac and iOS users. It’s easy to set up with just a click or two; no special information or settings are needed. Just drag-and-drop a file to share with others. In...

An iPad mini and iPhone X mirrored to an iMac with Reflector 3

Tech 101: How to Mirror More Than One iOS Device to a Mac or PC

(Mirroring an iOS device. Image via AirSquirrels.com.) When teaching other people about iOS, demonstrating usage of various iOS devices, screencasting, or podcasting, it's often useful to be able to mirror iOS devices to a Mac or PC so that the...

Tech 101: Spoofing a MAC Address in macOS High Sierra

In this article, we’ll show you how to spoof a MAC address on a macOS computer running High Sierra. This is a technique for changing the factory-assigned physical Media Access Control (MAC) address of a network interface on a networked...

Tech 101: Preparing a Mac For a New Owner

There comes a time in the life of just about every Mac where its usefulness has become limited or it will be too expensive to repair or update, so you decide it's time to sell it or give it away....

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