When you install Windows 7, you can choose from several methods.
You can perform an update of your system under Windows Vista. System files in Windows Vista will then be replace with those in Windows 7 but your documents, settings and software will be kept. This is certainly the simplest and least intrusive, but it still has some flaws: the unnecessary or inappropriate software and settings are kept, they are launched at startup, slowing down your computer, etc.. We, therefore, recommend, if possible, to perform a full installation from scratch. If you use Windows XP, the issue does not arise since it is… Continue to Windows 7 Installation
Windows 7 Installation

