On launching day, a bug was discovered with some achievement not synchronizing properly. That was now patched and all the achievements in game should synchronize automaticall after first lauch, or after getting another achievement.
Update notes of 22 Apr.
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 14127363 · public branch
Steam updated · First observed
Recorded Steam release date:
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