You can play RpCity12 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 RpCity12 IP Address rpcity12.mcserv.funin the “Server Address” and the RpCity12 port 19132 in the “Port.” Then press “Save” and start playing.