Most Wurst versions require the Fabric API mod to function.
To use Wurst, you must have the correct version of Fabric installed for your version of Minecraft. Download Wurst Client here
Download and run the Fabric Loader for your desired Minecraft version. Most Wurst versions require the Fabric API mod to function
Download the latest version from the official Wurst Client website . Download Wurst Client here
Move the downloaded .jar files (Wurst and Fabric API) into your Minecraft mods folder. Path: %appdata%\.minecraft\mods