Solved! Dell Inspiron mini.. need help

[brittany_lashay33]

I bought a dell inspiron mini from a friend. He switched motherboards with another computer (I don't know what kind) it now says windows is not genuine. It has windows 7 ultimate sp1 I keep trying to find the product key but can't find it. It also says it is in DOS mode. What do I do

 

[rgd1101]

buy a key.