With Optional: Optifine Integration, Client Side Carpet Mod, and World Edit
- In Windows, you may need to download 64bit Java. Have run into issues with built in 32bit version
- Download and install client from https://multimc.org/#Download
- Open MultiMC
- Add Minecraft Account (if it doesn't ask for this, use account icon in top right)
- Recommended: In settings > Java, set Minimum Memory Allocation to 2048MB and Maximum to 2048MB or 3072MB. This will allow more operating space for MC to move about in memory.