User's Guide

Contents 13
Changing sound settings ....................................................................................................... 199
Changing the phone language ...........................................................................................200
Optimizing your phone’s battery life ................................................................................ 201
Using the 2G network of your mobile provider ....................................................................................201
Checking the power usage of applications ............................................................................................201
Managing memory .................................................................................................................. 202
Checking how much phone memory is available for use ...............................................................202
Checking the available storage card space ...........................................................................................202
Clearing application cache and data ........................................................................................................202
Uninstalling third-party applications .........................................................................................................202
Freeing up more phone memory or storage card space ................................................................202
Checking information about your phone ....................................................................... 203
Backup, update and reset
Backing up phone data ......................................................................................................... 204
Checking if automatic backup is enabled ............................................................................................. 204
Restoring backed up data to your phone ............................................................................................. 204
Updating your phone’s system software ........................................................................ 205
Checking for phone system software updates manually ................................................................205
Performing a hard/factory reset ........................................................................................ 206