Introduction
Sodium and Lithium are two of the most popular performance mods for Minecraft, designed to improve FPS and game performance without changing the core gameplay.
- Sodium improves rendering performance (better FPS and smoother visuals)
- Lithium optimizes game logic (better tick performance and reduced lag)
When combined, they can significantly improve performance — especially on lower-end systems or heavily modded setups.
In this guide, you’ll learn how to install Sodium and Lithium for Minecraft 26.1.1 step by step using Fabric.
⚠️ This article was written with the help of AI and may therefore contain inaccuracies.
Requirements
Before installing Sodium and Lithium, make sure you have:
- Minecraft version 26.1.1 installed
- Java 17 or higher
- Internet connection
Step-by-Step: Sodium + Lithium Installation
Step 1: Download Sodium
- Go to: https://modrinth.com/mod/sodium
- Click the green Download button
Step 2: Download Lithium
- Go to: https://modrinth.com/mod/lithium
- Click the green Download button
Step 3: Download Fabric API
- Go to: https://modrinth.com/mod/fabric-api
- Click the green Download button
⚠️ Required for most Fabric mods
Step 4: Install Fabric Loader
- Go to: https://fabricmc.net/
- Download Fabric Loader
- Run the installer
- Select version 26.1.1
- Click Install
Step 5: Open Your Mods Folder
Windows:
C:\Users\<YourName>\AppData\Roaming\.minecraft\mods
Mac:
~/Library/Application Support/minecraft/mods
If you don’t see a mods folder, create one and name it:
mods
Step 6: Install the Mods
Move these files into your mods folder:
- Sodium
- Lithium
- Fabric API
Make sure:
- All files are
.jar - All versions match 26.1.1
Step 7: Launch the Game
- Open Minecraft Launcher
- Select the Fabric profile
- Click Play
Sodium and Lithium should now be installed and working.
What Do Sodium and Lithium Actually Do?
Sodium
- Improves FPS and reduces stuttering
- Adds extra video settings
Lithium
- Optimizes internal game systems
- Improves entity, AI, and physics performance
- Reduces server-side lag (even in singleplayer)
What Kind of Performance Boost Can You Expect?
- Smoother gameplay (less stuttering)
- Higher FPS in most situations
- Better performance in large worlds or farms
⚠️ Results may vary
What’s Next? Maximize Your Performance
You can combine these with:
- FerriteCore → Reduces memory usage (Tutorial here!)
- Entity Culling → Improves FPS in crowded areas (Tutorial here!)
Troubleshooting
| Problem | Solution |
|---|---|
| Game crashes | Check all mods match version 26.1.1 |
| No FPS improvement | Adjust video settings in Sodium |
| Mods not loading | Make sure Fabric Loader is installed |
| Conflicts with OptiFine | Remove OptiFine (not compatible) |
Downloads & Links
- 👉 Sodium: https://modrinth.com/mod/sodium
- 👉 Lithium: https://modrinth.com/mod/lithium
- 👉 Fabric API: https://modrinth.com/mod/fabric-api
- 👉 Fabric Loader: https://fabricmc.net/
Final Tips
- Works great with Iris if you want shaders
- Best results come from combining multiple optimization mods
- Keep mods updated