Storage
View memory information for your device and memory card, or format a memory card.
Power saving
Activate power-saving mode and change the settings for power-saving mode.
CPU power saving: Set the device to limit some system resource usage.
Screen power saving: Set the device to decrease the brightness of the display.
Background colour: Set the device to decrease the brightness of the background
colour of email and Internet.
Turn off haptic feedback: Set the device to turn off the vibration when touching
keys.
Learn about power saving: Discover how to reduce battery consumption.
Battery
View the amount of battery power consumed by your device.
Applications manager
View and manage the applications on your device.
Lock screen
Change settings for securing the device.
Screen lock: Activate the screen lock feature.
Lock screen options: Change the settings for the locked screen. These settings are
applied only when you set the swipe lock option.
Shortcuts: Set to show and edit application shortcuts on the locked screen.
Information ticker: Set to show news or stock information on the locked screen.
Clock: Set to show the clock on the locked screen.
Security
Change settings for securing the device and the SIM or USIM card.
Encrypt device: Set a password to encrypt data saved on the device. You must
enter the
password each time you turn on the device.
Charge the battery before enabling this setting because it may take more than an
hour to encrypt your data.
Encrypt external SD card:
Encrypt: Set to encrypt files when you save them to a memory card.
Full encryption: Set to encrypt all files on a memory card.
Exclude multimedia files: Set to encrypt all files on a memory card, except for
media
files. If you reset your device to the factory defaults with this setting enabled,
the device will not be able to read your encrypted files. Disable this setting before
resetting the device.
Troubleshooting
When you turn on your device or while you are using the device, it
prompts you to enter one of the following codes:
Password: When the device lock feature is enabled, you must enter the password
you set for the device.
PIN: When using the device for the first time or when the PIN requirement is enabled,