nina simu aina ya s3 neo imecorrupt imei yake na haishiki mtandao inasema no sim found ila simu inasoma lain ukisurvey phonebook. sometimes inasema no registered found. anyone with the knowlegde how to fix this. after passing though different dev forumz nikagundua tatizo ni inaea kua radio band au emei after flashing the rom nikagundua tatizo sio radio band ikanibidi niprove imei kama ilioko kwenye simu (Nyuma Ya BETRI) ni sawa na ile ilioko kwenye software ya simu nikagundua itz quite different. THE problem ni how to repair it na sikufanya back up ya EFS folder kabla ya kuflash simu . ANY HELP PLIZ!!!!!!!!!!!!!