Windows 10 has now been out for a year. If you're still on Windows 7, 8 or 8.1 you have missed the free upgrade window (which finished at the end of July). But Windows 10 is available to purchase on your device or from the links below.
Windows 10 system requirements
First, you must check that your PC exceeds the system requirements. Mind you, if it doesn't you're obviously using something so ancient that you need a new PC anyway. If your PC ran Windows 8 without issue, it will definitely be OK for 10.
• 1 gigahertz (GHz) or faster
• RAM: 1 gigabyte (GB) (32-bit) or 2 GB (64-bit)
• Free hard disk space: 16 GB • Graphics card: Microsoft DirectX 9 graphics device with WDDM driver
•A Microsoft account and Internet access
How to upgrade to Windows 10 if you're on Windows 7 or Windows 8
You can can get Windows 10 from Microsoft or buy it from Amazon here:
If you want to clean install Windows 10 on Windows 7, 8 or 8.1, then download a Windows 10 ISO to do an 'in place' upgrade.
What to do if you're on Windows XP or Windows Vista
You can can get Windows 10 from Microsoft or buy it from Amazon here:
Here's all our other great Windows 10 coverage:
Sign up to the T3 newsletter for smarter living straight to your inbox
Get all the latest news, reviews, deals and buying guides on gorgeous tech, home and active products from the T3 experts
Dan is a previous Editor for T3.com and covered the latest in computing, home entertainment and mobile tech. He's also the former Deputy Editor of TechRadar and former Editor of Lifehacker UK. Dan has written for numerous computing and lifestyle magazines and has also written a book, too. You'll see him pop up in numerous places, having been quoted in or on The Sun, BBC World Service, BBC News Online, ITN News, BBC Radio 5Live, BBC Radio 4 and Sky News Radio.