wanna share for othere refference for s3850 hung and restart
just open samsung tool z3x
then load firmware
s3850 firmware
then be sure make your mobile into download mode
just press ,call,volume down and power botton
then tick
firmware tab and insert
cabble




done in the morning
just open samsung tool z3x
then load firmware
s3850 firmware
then be sure make your mobile into download mode
just press ,call,volume down and power botton
then tick
firmware tab and insert
cabble




done in the morning