Need more detail of exactly what you want to do.
A "Simple" upgrade to W7 over Vista, should boot after switching on.
If you are trying to run both from separate drives then you need to arrange the setup to have dual boot available.
Fujitsu Lifebook P727 laptop review
Converse's new logo: the trainer brand looks to its heritage for a fresh identity
Mac power user tips and hidden tricks
Comment lancer Windows 10 en mode sans échec ?