Disable Factory Mode Manually (Samsung)

Disable Factory Mode Manually (Samsung)
adb shell
su
mount -o remount,rw /efs
rm /efs/FactoryApp/keystr
rm /efs / FactoryApp/ Factorymode
Echo –n ON >> / efs/ FactoryApp/ keystr
Echo –n ON >> / efs/ FactoryApp/ factorymode
chown 1000.1000/ efs/FactoryApp/keystr
chown 1000.1000/ efs/FactoryApp/ factorymode
chmod 0744 / efs/FactoryApp/keystr
chmod 0744 / efs/ FactoryApp/ factorymode
reboot

#credit