Casey's server uses "Minecraft Forge" 1.12.
These instructions will install minecraft version 1.12 with forge. Forge lets us have (optional) client-side mods, like the map one. You don't have to use mods if you don't want to, but you do need the
Forge 1.12 minecraft version.
These instructions assume you already have the normal app
Download & Install Minecraft
- If you don't already have a Minecraft account, you'll need to make an account (and pay for it)