How to Increase RAM in the Modrinth App to Run Minecraft Modpacks Smoothly

SKBcraft
Sep 12
2 min read

If you use the Modrinth App to install and run Minecraft modpacks, you may have noticed that some large modpacks can cause lag or freezing due to low RAM. This practical guide will explain, step-by-step, how to increase the RAM in Modrinth, with suggested values and tips for the best possible performance.

🧭 Table of Contents

Prerequisites
Steps to Increase RAM in Modrinth
Suggested RAM Values
Performance Tips
FAQ

📌 Prerequisites

A device with sufficient RAM (8GB or more is recommended).
The latest version of the Modrinth app.
Minecraft Java Edition installed.
64-Bit Java installed to take full advantage of the allocated memory.

⚒️ Steps to Increase RAM in Modrinth

Open the Modrinth app on your device.
From the menu, select the Minecraft game.
Go to the Settings for the instance you are using.
Find the Java Arguments or Memory option.
Set the RAM value you want to allocate (e.g., 4GB, 6GB, 8GB).
Save the changes, then launch the modpack from the Installed tab.

📂 Suggested RAM Values

2GB: For small modpacks (fewer than 30 mods).
4GB: For medium modpacks (40–100 mods).
6GB: For large modpacks (100+ mods).
8GB+: Recommended if your device has 16GB of RAM or more.

💡 Performance Tips

Do not give the game all your RAM; leave some space for your system and other applications.
Use a 64-Bit Java version to fully utilize the dedicated memory.
Download performance-enhancing mods like Sodium or Lithium.
Close other programs while running Minecraft to free up resources.

❓ FAQ

Does increasing RAM solve all lag issues? Increasing RAM helps significantly, but you should also optimize graphics settings and use performance mods for a better experience.

Can I allocate the full 16GB to the game? It is not recommended. Always leave 2–4GB for the system and other applications.

Does this method work on Bedrock Edition? No, this method is specific to Minecraft Java Edition only.

Conclusion: By adjusting the settings in the Modrinth App, you can easily increase the RAM for Minecraft and run heavy modpacks without stuttering. This guide is a perfect reference for beginners looking for the best possible gaming experience.