You can play ParallaxMC 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 ParallaxMC IP Address play.parallaxmc.comin the “Server Address” and the ParallaxMC port 19132 in the “Port.” Then press “Save” and start playing.