How To Save Battery On S8. The brightness of the Samsung Galaxy S8 display is highly responsible for the battery life. Samsung Galaxy S8 - How to save battery life - Android now comes with some great battery management built into the OS.

Select the preferred Brightness and Screen resolution using the dropdown menus. From the Home screen swipe up on an empty spot to open the Apps tray. Deactivating Wi-Fi and Bluetooth will help to save battery.
By default the S8s screen timeout is set to 15 seconds.
You will see the percentage of the battery of your Samsung Galaxy S8 the time remaining before it goes out and finally the power saving mode. Leave it there or if you must go up to 30 seconds. Reduce the display brightness. If ever your smartphone does not pick up badly then do not forget to put it in airplane mode or to deactivate the mobile data of your Samsung Galaxy S8 temporarily to save battery power.

