Hey Keith,
Just wanted to follow up on this to see if there might be any updates on this. Thanks!
jonathanmunoz
Users receive reputation points by contributing quality content to the forums.
Posts include post and replies published on the forums.
Post authors can mark replies as Accepted to indicate successful solutions.
Apple Developer Forums admins can mark replies as Apple Recommended to indicate an approved solution
Post
Replies
Boosts
Views
Activity
SOLVED: Looks like it may have been some very specific outage of service as this button is now working and I'm able to add achievements through App Store Connect again!