You can play AbsolutMC 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 AbsolutMC IP Address Absolut.MC.GGin the “Server Address” and the AbsolutMC port 19132 in the “Port.” Then press “Save” and start playing.