You can change the message that appears when an alert is triggered.
1- Log in to your Seanapps account on the web version.
2- Go to the "Sensors" section, then select "Instruments" at the bottom of your screen.
3- Choose a sensor, for example, the depth sensor.
4- A "Configure Sensor" tab will appear at the top right of your screen.
5- A message displays the currently configured value. Click on the "Change" link next to this message.
6- Modify the associated warning message and save your changes.
If you edit the alert message, it will also be updated for all other users who have access to your connected boat.