For those on the Fast ring of the Office Insider Program for Office for Mac, Microsoft has released a fast ring build and is now available for download on your Mac.

Office Insider builds for are updated on a regular basis to provide new or improved features, security updates and bug fixes.

The newly released version is 16.13 which brings Outlook improvements and fixes. The latest build brings the ability to add and remove people from groups directly from the group card. Check out the full changelog below.

Outlook For Mac

Version: 16.13 (180404)


  • Groups: updated name shows up in the Sidebar
  • Delegation: mail header now shows participant information for meeting received by delegate
  • Mail: crash when opening IMAP messages fixed

New or improved features:

  • Groups: Add or remove group members from the group card starts rolling out

Add or remove group members