Get step-by-step instructions for determining the operating system (OS) version on your devices and why it is so important to keep the OS updated.

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 ...

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 ...

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 ...