inXile Entertainment have released the big 1.5.0 update for Wasteland 3 with an aim to improve the experience of getting into the DLC content and also lots of improvements to the online co-op.
Read the full article here: https://www.gamingonlinux.com/2021/09/wasteland-3-update-150-is-out-improving-the-dlc-and-co-op-experiences