How to Download and Install Minecraft bedrock-1.20.80 on Steam Deck / SteamOS (Dedicated Multiplayer Server Setup)

Overview Installing Minecraft bedrock-1.20.80 on Steam Deck / SteamOS requires the proper Java runtime and directory permissions.

Technical Prerequisites - **Target OS**: Steam Deck / SteamOS - **Default Installation Path**: `~/.var/app/com.superminecraftlauncher.SuperLauncher/.minecraft` - **Required Java Environment**: Built-in C++ Native (Bedrock) - **Recommended Memory Allocation**: 4GB

Step-by-Step Installation 1. **Prepare Runtime**: Ensure your system has the proper runtime installed. On Steam Deck / SteamOS, files are stored at `~/.var/app/com.superminecraftlauncher.SuperLauncher/.minecraft`. 2. **Download Minecraft bedrock-1.20.80**: Use SuperLauncher to fetch clean game assets directly from Mojang CDN with verified SHA-1 checksums. 3. **Configure Memory & Arguments**: Allocate at least 4GB of RAM for optimal tick-rate and render chunk generation. 4. **Launch & Verify**: Start the game and verify the title screen displays version `bedrock-1.20.80`.