hi i just bought dell inspiron 14 came with windows 8.1 single languange. then i have red disc windows 8.1 recovery media.. so i decided to install windows 7.. on my inspiron 14. and then i want to back my original windows 8.1 using my recovery windows dvd(red disc). i dont know my product key. so what should i do?? i kmow the key is in bios but how do i know that product key?
sorry for my bad english im from indonesian. thank you for your answer.
Regards