![]() Some apps also run in the background and use power even when you aren’t actively using them. Apps definitely appear on your Battery screen if you actually use them, but some apps are heavier power users than others-for example, a demanding 3D game uses more battery power than the average app. If the Battery screen shows that an app is using a lot of battery power, you may want to remove or replace it. You probably already know that you can lower your screen brightness and disable Wi-Fi and Bluetooth when you aren’t using them, but there’s a lot more you can do beyond those simple tricks. RELATED: How Android's "Doze" Improves Your Battery Life, and How to Tweak It How to Save Battery on Your Android Phone This helps you understand how much other user accounts contributed to your battery usage. Users: If you have multiple user accounts set up on your Android phone or tablet, you’ll see a separate “User” item for each user here.Phone idle or Tablet idle: Your Android device uses some amount of power just because it’s on, even if it’s completely idle in a low-power state.Battery saver mode can reduce power used by these background processes, too. This is just another package of services used by your Android device. Google Play Services: This includes a variety of services, including Google Play Services, the Google account manager, Google services framework, and Google backup transport.RELATED: What Is Google Play Services, and Why Is It Draining My Battery? You could make it use a bit less battery power by enabling battery saver mode. It represents the battery power used by things like the Settings app, input devices, and various other system services. Android System: Despite the name, this is separate from the Android operating system itself.Android OS: This accounts for all the battery power used by the underlying Android operating system, which manages your running processes, interfaces with your hardware, and does all that low-level stuff.If you have a weak cellular signal, this could result in higher power usage. Cell Standby: Assuming you’re using a device with a cellular connection, that cellular radio is always using some power.You could save some power by disabling WI-Fi when you’re not using a Wi-Fi network. It always uses some amount of power when you’re connected to Wi-Fi, and even when you’re not connected as it searches for available connections. Wi-Fi: This shows amount of power used by your device’s Wi-Fi radio.You can reduce the usage a bit by lowering your screen brightness and configuring Android to turn the screen off when you’re not using it. Your screen always uses a significant amount of power. Screen: This is the amount of power used by the screen and its backlight. ![]() You can get more information about a hardware component or service by tapping it. Apps are self-explanatory-they use battery power when you have them open, and some may also use up battery when running in the background. Here’s what all the non-app items in the list are: This lets you see the hardware components and OS services using up battery-just keep in mind this is a separate list, and won’t include any apps that are using battery! To find it, you need to tap the menu button in the upper right corner, and then select the “Show full device usage” option. On Oreo, however, this extra info is separated by default. On Android Nougat and below, hardware and operating system information shows up in this list alongside any apps that are using up battery life. What Are All These Hardware and System Services? But without rooting, you’re stuck with the information provided by Android’s built-in Battery screen because these apps just can’t see that data. If you’ve rooted your Android device, you can still install an app like Better Battery Stats to view more detailed information on battery usage. Unfortunately, Google removed this permission from Android and apps can no longer view it. For example, you could view information about wakelocks, or view battery usage for periods of time not displayed in the Battery screen. You could then view more detailed battery statistics. Previously, it was possible for an app like Better Battery Stats to request the BATTERY_STATS permission and access this information. RELATED: How to Get More Meaningful Battery Stats on Your Android PhoneĪndroid actually collects a lot more battery usage information than it displays on the Battery settings screen. ![]() Get More Advanced Battery Stats with Third-Party Apps You can tap an app or service to view more detailed information. Assuming your device has been running for long enough, you’ll get a good look at exactly what drained battery power and when it happened.
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