![Very high battery drain by Android OS, Android System, and Screen in Samsung Galaxy Note 3 running Lollipop - Android Enthusiasts Stack Exchange Very high battery drain by Android OS, Android System, and Screen in Samsung Galaxy Note 3 running Lollipop - Android Enthusiasts Stack Exchange](https://i.stack.imgur.com/QE6tG.jpg)
Very high battery drain by Android OS, Android System, and Screen in Samsung Galaxy Note 3 running Lollipop - Android Enthusiasts Stack Exchange
![Android 13 will notify users of high app background battery usage using complex monitoring - GSMArena.com news Android 13 will notify users of high app background battery usage using complex monitoring - GSMArena.com news](https://fdn.gsmarena.com/imgroot/news/22/03/android-13-new-background-battery-usage-monitoring/inline/-1200/gsmarena_002.jpg)
Android 13 will notify users of high app background battery usage using complex monitoring - GSMArena.com news
![Android system app power consume 35 to 49% Battery drain very fast please help Android version 8.1 - Android Community Android system app power consume 35 to 49% Battery drain very fast please help Android version 8.1 - Android Community](https://storage.googleapis.com/support-forums-api/attachment/message-32715353-10208571377816441831.png)
Android system app power consume 35 to 49% Battery drain very fast please help Android version 8.1 - Android Community
![Very high battery drain by Android OS, Android System, and Screen in Samsung Galaxy Note 3 running Lollipop - Android Enthusiasts Stack Exchange Very high battery drain by Android OS, Android System, and Screen in Samsung Galaxy Note 3 running Lollipop - Android Enthusiasts Stack Exchange](https://i.stack.imgur.com/U2lZ3.jpg)