Basics34Power saving featureUse this mode to extend the device’s battery power. In ultra power saving mode, the deviceperforms the following:• Displays colours on the screen as grey tones.• Restricts the available apps to essential and selected apps only.• Deactivates the mobile data connection when the screen turns off.• Deactivates the Wi-Fi and Bluetooth features.On the Apps screen, tap Settings → Ultra power saving mode, and tap the Ultra powersaving mode switch to activate it.To add an app to the Home screen, tap and select an app.To remove an app from the Home screen, tap → Remove, select an app with , and thentap OK.To change the settings for ultra power saving mode, such as network connectivity or sound,tap → Settings.To deactivate ultra power saving mode, tap → Disable ultra power saving mode.The estimated maximum standby time shows the time remaining before the batterypower runs out if the device is not used. Standby time may vary depending on yourdevice settings and operating conditions.Viewing help informationTo view help information for an app while you are using the app, tap → Help.Some apps may not include help information.