if you battery remove without turn off your phone device will dead or slowly working hang option is not working properly you need to flash or upgrade your phone. Today i will share with you latest nokia 302 RM-813 Flash file. You Can solve your device problem it's working 100% if is not working this file please comment. i will solve this file problem.
if you have nokia jaf or ufs box you can flash easily or flash your phone use nokia usb cable.
Warning : After Flashing Your All Data will be wipe. don't forget remove your memory and sim card. try use online backup your all data will be safe online backup.