Yes questions remains same for me as well. Why samsung is too late for oreo updates. I am using note 8 on Nougat. Thats seems silly.

battery problem always there with my s7 as well. I did some measures you can try yourself as well.Try to use 3G internet its consume less battery. Avoid 4G as i am doing. Put brightness to manual mode. Adjust as per light requirements.Do not use netw...