Apple made Mac OS X Lion and Mac OS X Mountain Lion available for download for free here in the summer of 2021. This is the first time either version of the software was available for free. All ...

Apple's newest operating system, MacOS Ventura, will be coming out this fall. It brings improvements to multitasking with Stage Manager, as well as new ways to bring your iPhone closer to your Mac.

Apple's macOS Sonoma (also known as macOS 14) has a bunch of exciting new features, including game mode, desktop widgets, and a new presenter mode for video calls. Is your Mac ready for it? If so, you ...

Apple has released Mac OS X 10.4.3, in both client and server editions, through Software Update and as standalone Web downloads. As usual, we recommend the following procedure when installing Mac OS X ...

Yosemite changes the look and feel of your Mac, from ever-so-transparent windows to a completely new Spotlight interface. But what hasn’t changed is how you get it—following in the footsteps of ...

This week at WWDC, Apple announced a host of new features for MacOS 15 Sequoia, including screen mirroring, Apple Intelligence-infused Siri, and a dedicated password app. Although MacOS Sequoia won't ...

Until recently if you wanted to upgrade (or downgrade) old Mac to Mac OS X Lion (from 2011) or Mountain Lion (from 2012) you needed to pay Apple and the company would send you a special download code ...

We don't recommend it, and we have zero way to test whether it actually works. Nonetheless, in a corner of Apple's website that hasn't seen a lick of paint in a decade, there is still a page to let ...

As was mentioned earlier today during Apple’s special event, Mac OS X 10.10 Yosemite is now available as a free upgrade for users running OS X 10.8 Mountain Lion and 10.9 Mavericks. To get the update, ...

Often one of the best things about a new version of macOS is the new wallpaper options. Over the years though, some of the most iconic wallpapers have gradually disappeared from the operating system ...

UTM is an emulator for virtualizing other operating systems. Here's how to use it to run Apple's Mac OS 9 on a Mac running on Apple Silicon. UTM is an OS emulator that lets you virtualize and run a ...

File this one under “Obscure problems that could ruin your day.” TidBITS reader Randy Singer alerted us that due to an expired certificate, OS X installers downloaded prior to 14 February 2016 won’t ...