Where doompack.wad is how the OG Prepare to Die Pack wad is called and
DOOMPACKSP_Final_05.pk3 is how this mod's pk3 is called. It is important to add the OG mod first and this mod second, or it won't work.
6. Launch GZDoom using this shortcut.
7. In settings DISABLE CROUCH, set the hud size to 11 (it is important), and if you have troubles with the controls, find the special section and remap the buttons this mod uses. Also, enable 3D models in graphic settings - this mod relies on them.