: It was built for Minecraft 1.12.2 using Forge. Versions 3.1.0 and later phased out support for Minecraft 1.12.1. Downloading & Trust
Download and install the core Better Questing mod first, as this jar file will fail to load without it.
If the search for questbook-3.1.exp-net2-1.12.jar is fruitless, consider these stable, well-documented alternatives for Minecraft 1.12:
:
