How to solve the short life time of Win10?

Metro application pause mechanism
When the application is in the background, Windows10 will moderately reduce its allocated time slice. Need to be reminded that the background application still consumes CPU /GPU /network /disk /memory and other resources, resulting in Surface Pro /Surface 3 and other tablets with short battery life, fast heating.
The solution is as follows:
Start menu click Settings, select privacy, click "Background application" on the left (Note: it should be background application, translation is wrong here), close the application that does not need to run in the background can.