There are many valid and legal reasons one might have to feel the need to download Windows 7 again. We explain them and tell you ways to get Windows 7 ISO files legally.

Normally, Windows 7 setup installer that is downloaded via ESD channel is meant for upgrade version license or product key, and hence no ISO for burning to DVD or USB flash drive is provided.

It’s no surprise that the ISO image for the 64-bit versions of Vista and Windows 7 are roughly 50 to 70 percent larger than the equivalent 32-bit ISOs, or that 64-bit Windows shows 20 to 30 ...