The past two days, Achievements have not been working as intended
You should get most of your Achievements retroactively
Sorry for the inconvenience!!
Hotfix - Achievements should work again
Build and release context
Steam update times within 24 hours of this post. Matching dates do not confirm which build it describes.
Build 17560872 · testing branch
Steam updated · First observed
Build 17560872 · public branch
Steam updated · First observed