sumsung gt s7562 duos topic

ask Questions about developing your device, installing ROMs hi all members h r u dear i install [ROM][4.0.4][GT-S7562] PMP™ Ultra ROM v5.7.4 For Samsung Galaxy S Duos but error E:/ signature it filed Any time i install rom but not install how i install this software my phone already hard rooted this software i install SD card i m go to CWM recvory mode and install so error how i install plzz help meeeeee