You can play 2B4T 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 2B4T IP Address 172.96.172.135in the “Server Address” and the 2B4T port 19132 in the “Port.” Then press “Save” and start playing.