In some apps, you can enable background restriction to prevent them from using the battery while running in the background. 
	 
 
	 
Note: When background restriction is enabled, the restricted apps may not work as usual and notifications may be delayed. 
	 
- 
From the 
				Home screen, swipe up and then tap 
				. 
			 
- 
Under 
			 Recently opened apps, tap an app you want to configure. 
		  
If you don't see the desired app, tap 
				See all ___ apps, then tap the app that you want. 
			  
- 
On the 
			 App info screen, tap 
			 
- 
Under 
			 Manage battery usage, tap 
			 Background restriction. 
		  
- 
Tap 
			 Restrict. 
		  
		Repeat the above steps to turn on background restriction in other apps.