The Strange Case of Outlook Desktop and Actionable Messages

Outlook desktop couldn’t display actionable messages generated by Teams and Yammer properly while OWA and Outlook mobile could. It’s a small issue in the context of Microsoft 365, but it irritated me. I fixed the problem but don’t know how except that the Actionable Messages Debugger for Outlook might have been involved. Another day in the life of a Microsoft 365 tenant administrator…