jar file, and continue to the PolyMC launcher.

Make sure you know how to download mods before attempting to install OptiFine. Installing OptiFine on top of a modloader #

OptiFine will now be installed as a jarmod in that instance so you can remove the installer and extracted jarmod. Now in PolyMC edit the instance you wish to install OptiFine on, open the Version tab and click Add to Minecraft.jar, select the extracted OptiFine jarmod (the file ending in _MOD.jar) and confirm. Now click the download button to download your OptiFine jar file.Įxecute the OptiFine jar file and change the selected folder location if required, then hit the 'Extract' button and save the jarmod file somewhere you'll remember. Go to and find your respective Minecraft version (eg. This method requires you either have the Minecraft version you wish to install OptiFine on to be installed through the vanilla launcher or to recreate the folder structure somewhere on your system (like /.minecraft/versions/ 1.18.2/ 1.18.2.jar). Therefore, you should consider the use of OptiFine alternatives whenever possible.

Exit the installer and boot up Minecraft, and the game should now recognize the mod.Because OptiFine is an old, closed-source project, it has evolved to cause many mod incompatibilities, and doesn't do as good of a job as some the alternatives out there.Īlso, if you're using the Fabric mod loader, there's no native support for it, and the current workaround is known to be buggy and quite unstable, due to the very nature of OptiFine and OptiFabric.

The process should take a handful of seconds, at which point another window will pop up, confirming that the installation was successful. The installer should pop up, which reads: 'OptiFine HD Ultra J1 for Minecraft.'.For those that don't have the program: This video gives a breakdown of how to download and install Java for Minecraft mods & servers.Make sure that Java is installed and that Minecraft is closed-including the launcher. Locate the executable JAR file and open it with Java Platform SE binary.There is a chance users will receive a warning from their browser, saying something to the effect of 'this type of file can harm your computer.' Simply click keep.Completing the download will provide users with a JAR file which will be waiting in whatever folder the download has been directed to.But those who wish to support the developer financially and don't mind waiting for a bit should just click 'download.' 'Mirror' simply avoids the advertised link, which pops up for a few seconds before downloading.Disregard 'Mirror' and 'Changelog' and click 'download.'.

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