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.

Patrick Marshall answers questions about how to find out if you have a pirated version of a Windows operating system and how secure are VPNs.

Fortunately, there’s a way to review your system upgrade history, though you may have never needed to dig it up before: Hold down Option while choosing the menu and select System Information.

How to manually update your Kindle Fire or check which operating system you're using ...