Settings
Ultra power saving mode
Extend standby time and reduce battery consumption by displaying a simpler layout and allowing limited access to an app. Refer to Power saving feature for more information.
On the Settings screen, tap Ultra power saving mode, and then tap the Ultra power saving mode switch to activate it.
The estimated maximum standby time shows the time remaining before the battery power runs out if the device is not used. Standby time may vary depending on your device settings and operating conditions.
Battery
View the amount of battery power consumed by your device.
On the Settings screen, tap Battery.
•Display battery percentage: Set the device to display the remaining battery life.
Storage
View memory information for your device and memory card, or format a memory card. On the Settings screen, tap Storage.
Formatting a memory card permanently deletes all data from it.
The actual available capacity of the internal memory is less than the specified capacity because the operating system and default apps occupy part of the memory. The available capacity may change when you upgrade the device.
Security
Change settings for securing the device and the SIM or USIM card.
On the Settings screen, tap Security.
•Device administrators: View device administrators installed on the device. You can allow device administrators to apply new policies to the device.
•Unknown sources: Set the device to allow the installation of apps from unknown sources.
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