-Disconnect your phone from the PC, if it's connected. ( be sure you disconnect it totally before proceeding )-Completely power down(TURN IT OFF!) your phone, not reboot, or boot into download mode, but power down.-Power back on(TURN IT ON) your phone into download mode (vol+down,power,home)-Open Odin (3.04/3.09) and connect your phone to the PC. At this point, Odin should say or something of the sort.-untick "auto reboot" from Odin but leave F.Reset Tick-Load up this NH7 baseband tar image into the PDA (3.04) or AP (3.09) section of Odin, and flash.-Once complete, disconnect your phone, remove the battery for around 5-10 seconds, then power your phone back on into download mode.-tick "auto reboot" from Odin and tick F.Reset Tick.-Flash again the baseband, then let your phone auto reboot back into android.-Tada! its now updated( MODEM/Baseband)