My Dell XPS laptop came with Genuine Microsoft Windows 7 Home premium (64 bit). As the owners of DELL XPS (L502x) are aware of, it was bundled with a re-installation disk of Windows 7 but I lost the DVD somewhere. Dell provides easy way to re-install windows 7 by using the ┬áDell DataSafe Local application but the disadvantage of using this method is that it restores your computer to a factory state, wiping out all your data ( on all your partitions).… Read the rest