I didn't get Slack notifications on my Mac for over a year because of one hidden setting

[iMore.com]

I've not seen a Slack notification in over a year, but it turns out all I had to do was turn on one simple setting.

I didn't get Slack notifications on my Mac for over a year because of one hidden setting : Read more

 

[Just_Me_D]

I experienced the same thing some time ago, but I figured out the problem the same day.