Do Apps Drain Battery When Not In Use. Do apps running in the background drain battery slow down performance or use cellular data. If the Battery screen shows that an app is using a lot of battery power you may want to remove or replace it.

Its consumption is normal just like any other apps. Then open the System category of settings. It is a big drain on the battery much larger than the third-party apps that are being used.
Do apps running in the background drain battery slow down performance or use cellular data.
Swipe up to reveal your list of battery usage by app. Here are some of the biggest culprits when it comes to battery drain. Its consumption is normal just like any other apps. To keep an eye on battery usage.
