Here's how to update macOS to the latest version. Follow these steps to download and install Sequoia on your Mac, including what to do if you can't update macOS.

The latest version of Apple's operating system has arrived. Here's how to get macOS Big Sur.

Mac OS: Versions, builds included with PowerPC Macs (since 1998) and note that you should not use a Mac OS version earlier than the one included with the computer.

Everything you need to know about Apple’s new MacOS 10.15 before you install it on your Mac.

Need to install an old version of macOS on your Mac? Here's how to downgrade from a new macOS version to an older one.

Install and Update Mac OS X Lion Before you can install, you need to create a partition on your existing disk so you can install OS X Lion there rather than updating your existing system.

Yes, it's time to grab the latest OS versions and get busy learning new features. But is your device supported?

Apple’s Mac operating system has undergone many sizeable changes over the years. Here’s every version in order, from the ...

As you know, every Apple operating system release has an official version number, composed of three parts: Major version: For iOS, it’s incremented once per year for significant upgrades. For macOS, ...