Hello everyone! We heard some player complain about DLC recently, so this is a fix for any player cannot download DLC or DLC not effected after download, please follow ours instruction in this community post:
https://steamcommunity.com/app/946090/discussions/0/1742232339928001866/
Thank you, hope this help!
Official R18+ Patch
Source: Steam Community (opens in a new tab)