tecno phone flashlight on nahi ho raha hai,tecno phone flashlight on kyu nahi ho raha hai,tourch on nahi ho rahi hai tecno,ringtone nahi baj raha hai,play store me app show nahi ho raha hai,play store me app nahi aa raha hai,phone me ringtone nahi baj raha hai,mobile ka ringtone nahi baj raha hai,ringtone nahi baj raha hai to kya karen,oppo me screen lock nahi lag raha hai,redmi me screen lock nahi lag raha hai,android me screen lock nahi lag raha hai,amazon #light