- Make sure mobile data communication is ON
Check whether data is active on your Essence SIM card.
- Ask your operator, or
- put the Essence SIM card in your smartphone, turn OFF Wi-Fi and try to connect to internet via mobile data
Make sure Raven is connected to internet via WiFi. If you use mobile data follow the points above.
- Make sure that the SIM card in your Essence or Raven can receive SMS
- Send a test SMS to the Essence or Raven from another phone
- Raven only: Make sure that the firmware is up-to-date.
- Open Settings of Raven and select About phone > Firmware version.
- If the version is lower than 2.0.11 update your Raven. Follow the guide here.
- Make sure Essence or Raven are turned ON
- Check the display of Essence or Raven. Power Essence and Raven from power adaptor