You can play The Guppy World by adding the server in the Minecraft launcher.
On Minecraft Bedrock Edition, open the Minecraft launcher or Minecraft app. Go to the “Servers” tab and press “Add Server.” Enter the The Guppy World IP Address 142.44.232.243in the “Server Address” and the The Guppy World port 19132 in the “Port.” Then press “Save” and start playing.