Tools and Calendar 115To back up your Microsoft Exchange ActiveSync information:1. Press and tap > Settings.2. Tap Accounts, and then tap your Microsoft Exchange ActiveSync account.3. Tap Sync all.To preserve data on an optional installed memory card:As an added precaution, to preserve any data on an optional installed microSD card, pleaseremove it from your phone prior to starting the update process.Update your Phone1. Press and tap > Settings > More.2. Tap System Update to use these options: Update PRL: Download and the latest Preferred Roaming List (PRL), used by yourphone to access the network. Update Profile: Update the user profile related to your wireless service account. Ifyou choose to change your user name online, use this option to update the username on your phone. Update Samsung Software: Upgrade to the latest software available for yourdevice. Update Firmware: Update your phone’s firmware. Follow the prompts to downloadand install the update. UICC Unlock: Unlock your device’s Universal Integrated Circuit Card.