UPT shows incorrect rates that do not match with the JuiceNet Dashboard. This is because JuiceBox may have old firmware. Update the firmware using the JuiceConfigure app, available in iOS and Android. Related articles UPT shows "E03 - Plug" error message on the screen. Should I create an account to checkout or just checkout as a guest? UPT is blacklisted by JuiceNet. How do I set the APN? JuiceBox LED is showing Dark Purple color and indicating offline status.