These are the operating systems you never think of but run the devices you never think of.

Here's how to install the latest iOS 27 public beta or developer beta.

I, being a die-hard fan of the Windows OS, have seldom opted for any other operating system so far. However, this is my choice. In reality, there are several other alternative operating systems to the ...

If you don’t know what the Linux desktop operating system is, or if you’re new to it, Jack Wallen’s quick explainer will get you up to speed. Linux. What is it? At one point in time it was a niche ...

Various versions of Microsoft's Windows operating system have existed since the 1980s. While the operating system got its start on personal computers, today, versions of Windows are available for a ...

Operating systems such as Microsoft Windows, Linux and Apple OSx are the software “bridge” between application code and computer hardware. It’s the operating system (OS) that defines the capabilities ...

What are open-source operating systems? Underpinning an operating system, for example Windows on your PC or Android on your phone, is many, many lines of code. Allowing anyone to inspect the source ...

A version of this post originally appeared on Tedium, a twice-weekly newsletter that hunts for the end of the long tail. Operating systems are the cockroaches of the digital revolution. They’re ...

The computer's master control program. When a computer is turned on, a small "boot program" loads the operating system. Although additional system modules may be loaded as needed, the main part, known ...