It seems some Operators where having an issue accessing the option menu earlier today.
This is now addressed.
Thanks to our amazing community for letting me know!
Fixed bug preventing some Operators having access to a functional Options menu.
Source: Steam Community (opens in a new tab)
Build and release context
Steam update times within 24 hours of this post. Matching dates do not confirm which build it describes.
Build 13424350 · public branch
Steam updated · First observed