How To Improve S9 Battery Life. Once there pick from either Mid or Max. Even in 50-60 of brightness you can easily use your device for watching movies playing games etc.

Even high brightness results in stain in your eyes and head. Each battery mode shows the battery backup so that you can choose the best battery mode for you. Even in 50-60 of brightness you can easily use your device for watching movies playing games etc.
I suggest you to always set your brightness to minimum 50-60.
Disable or uninstall apps eg live wallpapers etc that are consuming too much battery or RAM or arent being used. You can increase your battery life by switching between the battery modes in the battery saver. Lower the screen resolution. Percentage indicates how much battery usage occurred for each app listed.

