Please add to the comments if you are experiencing this. I would like to know the OS and device you are using as well.
I’ll bring this feedback to the feature team and help get this investigated.
We're on Windows 10. Same story, we don't receive notifications, we have to use a group chat with the whole company.
37 votesAnonymous commented
Agreed. We have to create group chats with the whole company because otherwise people do not receive the notifications.