Agar kbi samsung ka phone lo to bhai bhool kr bhi update nah krna .. wrna kbi sensors kam krna bund kbi finger print kbi battry peoblwm kbhi signal nhe . .. koi b isue ho skta hai .. risk pr update kerna..
Me ne A 50 ko update kia pehly finger print kam krta tha ab calibration likha huwa ata hai .. ab me finger print hoty hue b pin lga k open krta hu .
