Dear all,

Iam seeking help desperately everywhere. I have a Sony vaio VGN-NR110E laptop currently with vista. Iam trying to downgrade it to XP, but when I get to installing windows it says it cannot detect hard drive, please help

*I have read about SATA and all those stuff floppy disk drive everything. But i dont understand any of them and how do I know if i have a SATA harddrive or not? Give me detail procedures and i will follow