- Click the green "Code" button top right
- select the lowest option called "Download Zip"
- extract
minecraft java 1.18.2 - install via official Minecraft Launcher (you can also use the prism launcher which is a bit faster and less prone to issues: https://prismlauncher.org/
forge install - forge-1.18.2-40.0.52-installer.jar in the downloaded zip
hit Win+R keys, type "%APPDATA%" (without quotes) - this brings you to AppData/Roaming/
copy the .minecraft folder in this archive to "C:\Users\yourUsername\AppData\Roaming"
in minecraft, add a server with the current IP
You will find the current IP in the "minecraft-server" text channel on Maxims Discord server
If it doesn't work, send me a message. Maybe the server is not running yet, or the IP has changed recently.