Download Mekanism v.9.4 [1.12.1]
Mekanism - man-made mod that has its own system of ore processing. The modification includes a system of universal energy which can use energy from third-party mods. What adds the mod? Three new ores (copper, tin, osmium), 6 types of armor, a multiblock structure, universal instruments, new weapons, generators, storage, the various components and tubes, jetpack, flamethrowers and much much more
- Download and install Java
- Install Forge for your version of Minecraft
- Install OptiFine HD (recommended)
- Press WIN + R buttons
- Enter %appdata% and paste
- Go to .minecraft/mods. If folder not exist, create it.
- Move .zip or .jar archive into .minecraft/mods.