How do i downgrade back to windows 7?

[Nivavi]

I istalled windows 8 on my new alienware only to discover that the alienware software isnt supported by windows 8 so i would really like to get windows 7 back.
anyone got an idea how?

 

[Nivavi]

i didn't made a back-up but did boot off of the dvd.
will i lose my files when i use the recovery disk??

 

[Nivavi]

ok thanks a lot!!