How to change the MOTD of your Minecraft server

1. Log into your Pterodactyl panel and open your Minecraft server

2. Go to the file manager

3. Find server.properties and open it

4. Find the field motd=A minecraft server and change the value to the message you want it to be set.

5. After you have changed the value. Click on Save Content and Restart your sever.
Now Your server should displaying the message that you set on the panel.

Optional- To generate a customized message, use the MOTD Creator https://mctools.org/motd-creator