OptiFine 1.18.1 download is a Minecraft optimization mod that increases performance by adding shaders and texture packs. This MC optimization tool can boost & control FPS, configurable animations & details, faster math, and huge support for shaders and texture packs/resource packs.
If you want your vanilla Minecraft Java Edition to run faster and look better with optimized HD textures, graphics, and video effects then download OptiFine 1.18.1 on Minecraft Java Edition.
- Devs: sp614x
- Version: 1.18.1
- File Size: 6.2 MB
- License: Free
- Updated: March, 24, 2022
- Requirements: Windows 11/10 PC + Forge 38.0.14

Although the latest OptiFine 1.20.1 with Forge 47.1.43 has been released, still there are plenty of players who are looking for Optifine 1.18.1 with Forge 39.1.0. Fabric mod loader users can face difficulty using OF 1.18.1 as they will need an additional mod known as OptiFabric which is a lengthy process.