Downloading Windows 7 might be the best option if you own a netbook or other PC that doesn’t have an internal DVD drive.
Windows 7 is more than Vista done right, but you can't deny that it's based on Microsoft's embattled operating system. Despite improvements made over two service packs, users never took to Windows Vista.
If you want to install Windows 7 on your PC, you can buy it on the Microsoft website and download it directly to your computer.
Before you download Windows 7
•Make sure your PC can run Windows 7. Review the system requirements, and then go to the Windows 7 Upgrade Advisor webpage.
•Decide which version of Windows 7 is right for you.
•Learn about software downloads at the Microsoft Store.
•If you have a netbook, decide how you want to install Windows 7. For more information, see Installing Windows 7 on a netbook.