You will need to download a small media creation tool (approximately only 1.41 MB) first to download the Windows. Go to Windows 8.1 download page, click Download tool now button. However, if you can’t find the key anymore, this NirSoft’s ProductKey utility should be able to help. If you owned a version of a retail copy of Windows 7, enter them in the Product Key box on the site and verify it. But early this year, Microsoft finally pulled the trigger and took down all the Windows 7 ISO download links, and encourage people to go and download directly from Software Recovery Center in Microsoft, as long as you have a valid product key. Previously, you can download these official ISO files from Digital River. In short, Software Recovery Center is your one-stop place to go.
Now you have obtained the product key, let’s find out where and how you can download Windows ISO image files right from Microsoft. If you don’t see a product key sticker on your computer that means you own one of these computers that embedded windows product key in their BIOS. Do you know Windows actually offers free Windows installation files in ISO format for you to download so you can reinstall Windows from scratch when needed? As long as you own the product key that comes with your computer, you are legally allowed to download these ISO files and install them.
