FPS Unlock - Optimization 1.21.4
💡This modpack ensures Minecraft's performance without sacrificing stability and the atmosphere of vanilla gameplay
💎 Shaders 🔦 Dynamic Lighting 🌏World Generation Optimization ⚡Entity and particle Optimization
Extended version of the modpack - This pack includes vanilla-enhancing mods and visual additions that make the game more comfortable for vanilla gameplay!
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.4
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
Verified by MCModsHub
- Downloads as FPS Unlock - Optimization 1.1.mrpack
- Download size: 4 KB
- Download link checked 29 Aug 2026 — working
These come from our own check of the pack file, not from the source page.