3. Tap Menu > Sync all.Preserve Information on an Optional Installed Memory CardAs an added precaution, to preserve any data on an optional installed microSD card, please remove itfrom your phone prior to starting the update process.Update Your PhoneUse the System Update setting to update your phone’s software, firmware, Preferred Roaming List (PRL),and other features.1. From home, tap Apps > Settings > System Update.2. Select an option: Update now: Check for software updates, and install them, if desired. Auto update: When enabled, your phone will automatically check for updates and installthem. Wi-Fi only: When enabled, your phone will only download updates when your phone isconnected to a Wi-Fi network. Update PRL: Download and the latest Preferred Roaming List (PRL), used by your phone toaccess the network. Update Profile: Update the user profile related to your wireless service account. If youchoose to change your user name online, use this option to update the user name on yourphone. UICC Unlock: Unlock your device’s Universal Integrated Circuit Card.Tools and Calendar 116