I was having a blue screen problem with my Gateway laptop running Windows 7. (Obviously you can only run it on one PC at a time.) Getting authenticated That means you will be able to move your copy of Windows 10 to a different PC. And to reply to Chris: when you upgrade your retail copy of Windows 7 to Windows 10, it will retain its rights. Only the more expensive retail version can be moved from one PC to a different PC. Cheap pre-installed copies of Windows are locked to the PC on which they are pre-activated and shipped. Is there any way I can use my existing copy of Windows to get the upgrade on my new desktop? Not being able to use the laptop afterwards is not a problem. I own an Asus laptop with Windows 7 installed, but I am going to be building a new gaming rig very soon. If you want to run two versions of Windows, you have to buy two licences. No, Microsoft is not giving away copies of Windows 10, just offering to upgrade existing licences for Windows 7/8/8.1 to Windows 10 for free. Can I download Windows 10 and have both systems on my machine? John If you miss the deadline, Microsoft’s servers will not authenticate the free upgrade and you will be asked to pay. Windows 10 has a cloud-based authentication system, so you must install the upgrade before 29 July 2016. However, the download will soon be out of date, so that is not a long-term solution. You can download Windows 10 and keep it on a DVD or USB stick, which is handy if you need to upgrade several PCs. Windows 10 is “Windows as a Service” and it is frequently updated from the cloud. Can we download Windows 10 now and install it later? And why or why not? Tracey Can I download now and keep it for later? It remains to be seen whether Microsoft will offer any deals after the deadline, but Windows 10 costs £99.99 or $119.99 from Microsoft.

After you have accepted the free upgrade, there is no further charge for the life of the device. You have one year from the launch to accept the free upgrade to Windows 10, so you must do it before 29 July 2016.

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