Preserve Data on an Optional Installed Memory Card
As an added precaution, to preserve any data on an optional installed memory card (not
included), please remove it from your phone prior to starting the update process.
Update Your Phone
2. Touch System Update to use these options:
Update now: Manually check for a software update.
Auto update: Check for updates automatically.
Wi-Fi only: Download software updates only when connected via Wi-Fi.
Update PRL: Download and the latest Preferred Roaming List (PRL), used by your
phone to access the network.
Update Profile: Update the user profile related to your wireless service account. If
you choose to change your user name online, use this option to update the user
name on your phone.
UICC Unlock: Unlock your phone's Universal Integrated Circuit Card.
Tools and Calendar
> Settings > More tab.