OptiFine 1.19.3 is one of the previous major releases of OptiFine that supports Minecraft Java Edition 1.19.3. It is a stable release as opposed to the latest version which is mostly a preview (beta) release. So if you are still playing Minecraft (JE) 1.19.3 and don’t plan on updating Minecraft anytime soon then download and use OptiFine 1.19.3.
OptiFine improves Minecraft Java Edition’s performance by optimizing Minecraft’s standard coding. It adds options like FPS boost, FPS control, configurable animations & details, faster math, etc. These options help it boost performance. It also has support for Minecraft shaders and textures packs.
Features of OptiFine 1.19.3
OptiFine is loaded with features and you can find the complete list on our latest version page. A few of those features are listed below:
- Configurable Details & Animations: Nearly all Animations and Details options can be set to OFF or ON.
- FPS Boost: Increases FPS significantly in Minecraft (JE) on most devices.
- Support for Texture Packs & Shaders: OptiFine supports 3rd party Minecraft shaders and textures packs.
- Dynamic Lights: Adds illumination to many light-emitting items.
- Anti-aliasing: Smoothens jagged lines and rough edges of items to give a cleaner look.
- Clean Water: Makes water clearer for underwater visibility.
- Natural & Connected Textures: Removes grid-like patterns on certain blocks when reused and connects textures of items like glass, grass, etc giving a more natural look.
Compatibility & Requirements to Run OptiFine 1.19.3
Check out the compatibility of OptiFine 1.19.3 and the requirements to run it:
Compatibility
- Compatible with Forge 44.1.23.
- OptiFine 1.19.3 will only work with Minecraft 1.19.3.
Requirements
- The latest iteration of Java (Java Runtime Environment).
- Minecraft 1.19.3 must be installed to run OptiFine 1.19.3.
How to Install & Uninstall OptiFine 1.19.3
The installation of OptiFine is different depending on if you’re installing it in vanilla Minecraft or the Forge version. Visit our article for a detailed guide on How to install OptiFine. It covers installations on platforms and mod loaders.
Installing OptiFine 1.19.3 in Vanilla Minecraft (JE)
Step 1: Download the OptiFine installer and you will see a file “OptiFine_1.19.3_HD_U_I3.jar”.
Step 2: Launch it & click Install.
Installing OptiFine 1.19.3 in Minecraft Forge
Step 1: Download OptiFine and you will see the file “OptiFine_1.19.3_HD_U_I3.jar”. Move it into the “Local Disk (C:) > Users > (Your PC Name) > AppData > Roaming > .minecraft > mods” folder.
Uninstalling OptiFine 1.19.3
If you have installed OptiFine into vanilla Minecraft (JE) then you can uninstall OptiFine 1.19.3 through the Minecraft Launcher. Go into the Versions tab then click on the three dots and from the drop-down menu click Uninstall.
To uninstall OptiFine from the Minecraft Forge version go to the mods folder in Minecraft’s directory and delete the “OptiFine_1.19.3_HD_U_I3.jar” file.
