The problem

New Outlook changed our shared mailbox and nobody knows who owns each email

New Outlook exposes undocumented shared mailbox triage habits. Teams lose visible ownership, queue state, and reply status, causing duplicate replies and missed requests when Classic Outlook rules no longer hold.

This is a workplace problem tracked in Microsoft 365 Productivity Workers. Below is the solution path currently available for it.

The solution path · 2 linked resources
  1. CourseRebuild Shared Mailbox Triage in New OutlookView on Spaces
  2. BriefingChoose The Right Shared Mailbox Fix In New Outlook Join to open

Public resources can be viewed by anyone. Member resources open inside the Space after you join or sign in.