Download Wurst V6.35 Mc1.12 Of -

If your version did not come with OptiFine bundled, download the 1.12.2 version of OptiFine and place it in the .minecraft/libraries or mods folder created by Wurst. Safety Warning

Most Wurst versions for 1.12.2 use a standalone installer. Open the downloaded file and follow the prompts to create a new profile in your launcher. Download Wurst v6.35 MC1.12 OF

To download (with OptiFine compatibility), you should use the official Wurst Client website to ensure you are getting a safe and authentic version. Official Download Link If your version did not come with OptiFine