Settings 359
System Update
Use System update options to update your phone’s software.
1. From home, tap Apps > Settings > System Update.
2. Tap the following options to configure them:
Update now: Tap to check for updates, and install them if desired.
Auto update: Enable or disable automatic checking for security updates. You can still
choose whether to install updates.
Wi-Fi only: When enabled, your phone will only download updates when connected to a
Wi-Fi network.
Update PRL: Download 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 device’s Universal Integrated Circuit Card.
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