The Windows 7 installation files are meant as a way of ESD (Electronic Software Distribution). Each editions of Windows 7 has its own download link.

When you purchase Windows 7 from Microsoft Store, you have the option to download an ISO file or compressed files. The Windows 7 USB/DVD Download tool allows you to create a copy of your Windows 7 ...

In case you are not sure what ISO files are, it is better to download the Windows 8 Consumer Preview Setup instead and follow the instructions provided there. Else, go ahead and download these ISO ...

As you may recall from yesterday, Windows 7 gets downloaded as an ISO file and then extracted to a DVD for installation. But netbooks lack DVD drives, meaning you need to find a workaround.

A free utility tweaks the Windows ISO image file, thus letting you install whatever version matches your product key.