Settings86Master Clear• : Reset settings to their factory defaults.Mobile Tracker• : Set the device to send the presettracking message to your family or friends whensomeone tries to use your device with another SIM orUSIM card. This feature may be unavailable due to certainfeatures supported by your service provider.DivX Registration• : Check your registration code forregistering your device to play videos protected by DivXencoding.Remove ProgramsRemove programs you have installed on your device. Scrollto a program and press <Menu> → Remove.Power ManagementMain battery• : View the remaining battery.Backlight time out on battery• : Set the time delaybefore the backlight turns off.SecuritySet security codes and manage security certificates orsecurity modules.Device Lock• : Set a lock code for the device.Enable SIM PIN• : Set the device to request a PIN eachtime you turn it on.Enable SIM Lock• : Set the device use only your SIM orUSIM card; When SIM or USIM Lock is enabled, you arenot able to use another SIM or USIM card on your device.Change PIN2• : Change the PIN2.Certificates• : View security certificates. These certificateshelp keep your personal data secure and help you avoidviruses and other dangerous software.Encryption• : Set to encrypt files as they are placed on amemory card.Change Barring Password• : Change a call barringpassword.Change Reset Password• : Change the password forresetting the device.