V1561389282978 , via OnePlus 7 Pro , May 15, 2021 : Hello Any one help me to how improve battery life. It's draining to fastly after updating android version 11 & and device heating too much earlier I m fasing this while playing games. In this device liuiqd cool display where it is I don't know. But after Updating too much issues. Before update, 1) not battery draining fastly I m almost play continue game at least 4-5 hours. Now after update only 1 hours hardly I played and battery 0%. 2) Device heating issue before update not facing heating, sometimes heating but not much only 36-37% heating now after update it's almost 42% heating ratio. Please help any one or suggestions welcome. Check below images for reference.