To get the most life from your battery:
Use Battery saver mode to keep going on a low battery.
Also, avoid these battery-intensive activities until you can charge:
To see if a specific app or service is draining your battery:
Optimized charging reduces stress on your battery and extends its overall life by limiting time spent charging it over 80%.
If your phone has been plugged in for a few days, it limits charging.
Go to Settings > Battery.

When you keep adaptive battery on, infrequently used apps will run less when you're not using them. Your phone will learn how you use apps over time and adjust for best battery life.
