Open your .minecraft folder, navigate to the mods folder, and drop the Wurst jar file there.
Here is a detailed guide on what this version offers and how to set it up. Key Features of Wurst v6.28.1 (MC1.12)
Features over 100+ mods, including popular tools like: Flight/Speed: Enhanced movement capabilities. X-Ray: For finding ores quickly. Killaura/AimBot: For combat advantages. AutoMine/Build: For automation.
Specifically built for Minecraft 1.12.2, a widely used version for modding and anarchy servers Wurst Client Download Page.