2. Accept the prompt that will appear on your smartphone to connect to the monitor's access point. Make sure your smartphone can connect to non-Internet and/or unknown WIFI networks from your system settings, or you can also try pairing with another smartphone.
3. If it still fails or the promt does not appear, reset the monitor. To do this, remove it from the wall, wait 10 seconds and plug it back in.
To remove the monitor from the wall, hold the monitor firmly on both sides with your hands at the lowest part and use a little force to pull it away from the wall, wait 10 seconds and reconnect it as shown in the picture below: