Widnows 7 64 bit linces key~~!!~~

Hi i downloaded a windows 7 64 bit to my computer i bruned to a disc and installed but after 3 days it say i need linces key ! so i looking for workings linces key give me please if u got

OS: Windows 7 64bit
What i need: a working linces key for it.

thank for all code u give me

Yea i Know i saw 1 on youtube somewhere ill look in a bit for it see if i can find it again for ya.