when I first buyed my Ace phone it worked perfectly I conected it to my pc and worked just great, now I moved and I have a new PC Windows 7 (the ld one was w7 too) and when i conect it it doesnt work... actually I conected it and it start charging installed kies and everything but no usb option kies didn't react i already did a hard reset and formated my sd and nothing worked! I need help 