[Octarinewolf]

Originally Posted by Baertram Should be in "Steam/steamapps/common" like all steam games. And the AddOns should be here: https://wiki.esoui.com/UserFolder

He's asking about Steamplay (i.e. running it in Linux under Proton) where the add-on folder is usually in the users Steam Library /steamapps/compatdata/306130/pfx/drive_c/users/steamuser/My Documents/Elder Scrolls Online/