Sometimes, despite how advanced desktop GNU/Linux has become, it's desirable to have your computer able to boot into Windows without the use of an emulator. If you had Windows pre-installed on the computer at the time you installed GNU/Linux, this dual-booting ability is added automatically on all modern distributions. However, if you want to install Windows after Linux, this seems like a complete headache. Not really! The process is easy.

This article is written while installing Windows 7 Beta on a PC with Mandriva Linux 2009 already installed. Of course, the same procedure – with some minor adjustments – applies with any Linux distribution and any Windows version!