When you have added an app to the Game battery booster list, your phone automatically optimizes system resources while you're playing it.
 This helps extend your phone's battery life.
Note: This feature may not be available on all phones.
 
- 
 From the Home screen, tap 
, and then find and tap Boost+. 
 
- Tap Game battery booster.
 
- To add a game to the list, tap 
, and then select one or more apps to include. 
- Tap Add.
 
- On the Game battery booster screen, tap the On/Off switch next to an app to turn it on.
When prompted, you can choose to open  the app and check whether the optimized result fits your viewing preference.
 
Tip: To remove an app from the list, tap . Select one or more apps, and then tap Remove.