Settings 111Activate this DeviceThis feature allows you to activate your phone through the Sprint Network (if inactive). If yourphone is activated, this feature displays information such as your plan type, billing period andcurrent usage details.Press and tap > Settings > Activate this device.►System Update SettingsThis feature contains tools that allow you to update your phone to the latest PRL, Profile,Samsung Software, and Firmware. Access this menu on a regular basis to ensure that yourphone maintains the most recent system enhancements and security features.Update PRLUpdate ProfileUpdate Samsung SoftwareUpdate FirmwareUpdate PRLThis option allows you to download and update the preferred roaming list (PRL) automatically.1. Press and tap > Settings > System Update > Update PRL.2. Follow the onscreen instructions.Update ProfileThis option allows you to automatically update your online user profile information. If you chooseto change your user name and select a new one online, you must then update the user name onyour phone.1. Press and tap > Settings > System Update > Update Profile.2. Follow the onscreen instructions. If your data services or account syncing ever seems to go out unexpectedly, use thisfeature to reconnect with the network.Update Samsung SoftwareUse this feature to upgrade your phone to the latest version of SPH-L900 software for yourSamsung GALAXY Note II.