Find the balance between getting the most out of your tablet while getting the battery life you need. There are steps you can take to save power on your tablet.
To save power:
Always charge the battery fully.
Select only the sounds that you need
Mute unnecessary sounds, such as key press sounds.
Use wired headphones
Use wired headphones, rather than the speakerphone.
Set the tablet screen to switch off after a short time
Swipe in from the right of the screen, and tap Settings > Change PC settings > PC and devices > Power and sleep, and under Sleep, select the length of time you want.
Set the tablet to adjust the screen brightness manually
Swipe in from the right of the screen, and tap Settings > Change PC settings > PC and devices > Power and sleep. Switch Adjust my screen brightness automatically to Off.
Lower the screen brightness
In the apps menu, tap Control Panel > Hardware and Sound. Under Power Options, tap Adjust screen brightness > Change plan settings, and select the level you want. To save the changes, tap Save changes.
Use network connections selectively