Basics30Power saving featurePower saving modeSave the battery power by limiting the device’s functions.On the Apps screen, tap Settings Battery Power saving mode, and then tap the switchto activate it.Select from the following options:r Start power saving: Select a power level at which the device automatically switches topower-saving mode.Ultra power saving modeUse this mode to extend the device’s battery power. In ultra power saving mode, the deviceperforms the following:r Restricts the available apps to essential and selected apps only.r Deactivates the mobile data connection when the screen turns off.r Deactivates the Wi-Fi and Bluetooth features.On the Apps screen, tap Settings Battery Ultra power saving mode, and tap switch toactivate it.To add an app to the Home screen, tap and select an app.To remove an app from the Home screen, tap MORE Remove, select an app with , andthen tap DONE.To change the settings for ultra power saving mode, such as network connectivity or sound,tap MORE Settings.To deactivate ultra power saving mode, tap MORE Disable ultra power saving mode.The usage time left shows the time remaining before the battery power runsout. Usage time left may vary depending on your device settings and operatingconditions.