Given that your PC or laptop is probably quite old, it may not just be time to upgrade Windows, but also the hardware itself - we'll get to this later.
Windows 10 is the latest version from Microsoft, and there are new features in the free Creators Update.
You can get a copy of Windows 10 Home or Windows 10 Pro at the Microsoft Store.
Windows XP is still loved by many people, and still runs on millions of PCs and laptops.
It turned out to be a bit more difficult than we imagined…The latest 3D games naturally lean heavily on the graphics subsystem. So all you need to do to turn a mediocre has-been into a gaming powerhouse is add a decent card, right? Our base system's Sapphire HD 5550 card is decent enough in its own way, and would be perfectly happy if you stuck to playing around on the desktop, but once you start getting all three-dimensional it begins to fall flat on its pixelated face.
Our suite of games benchmarks revealed a very sluggish system by anyone's standards - and it's no fun playing games that you know can look a whole lot better.
If you're still running Windows Vista, you can (and probably should) upgrade to Windows 10. Microsoft is retiring Windows Vista on April 11, which means that if you're using a computer with the decade-old version of the OS, the time has come to upgrade.
Now, enter our base system on which we'll be experimenting.
From the dusty recesses of the office, we unearthed a rather neglected desktop.
However, it's a process that requires that you do a full backup of your data and perform a clean installation of Windows 10. In this guide, we walk you through the steps to upgrade Windows Vista to Windows 10 using a clean installation.
If you're still using Windows Vista, it's likely that your computer has low hardware specifications, considering today's standards.
Windows 10 Home costs £119.99 from Microsoft and Professional will set you back £219.99. However, if you don't mind waiting for delivery, you can buy Windows 10 Home from Amazon for £78 and the Pro version for £112.