The new Outlook for Mac

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This article tells you everything you can expect from the all-new Outlook for Mac. 

For more information about the new Outlook for Mac functionality you can check Get help with new Outlook for Mac.


  • macOS version 10.14 (Mojave) and later.

  • Outlook version based on update channel:

    • 16.42 (20101102) and later for Current Channel.

    • 16.40 (20073000) and later for Current Channel (Preview). 

    • 16.32 (19110306) and later for Beta Channel.

  • A Microsoft 365 Exchange Online,, Google, or iCloud account.

    • Support for Yahoo and IMAP is now available in Beta Channel version 16.46 (21011805).

  • No shared or delegated accounts. 

    • Support is now rolling out in Beta Channel version 16.46 (21012005).

  • For other requirements, refer to System requirements for Office.

How to try the new experience

  1. Select Check for Updates to install the latest Outlook update.

    Microsoft AutoUpdate
  2. Open Outlook, then turn on the New Outlook switch.

    Screenshot with the new Outlook for Mac switch

What's new in Outlook for Mac

The new Outlook has many new features and improved experiences, including:

Customizable toolbar

Choose commands to display in the Toolbar. In the Toolbar, select the more icon More options , then Customize Toolbar… .

Location for customizing your toolbar.

Improved search

Search is now powered by Microsoft Search and has better results and suggestions. Click in the search field or use keyboard shortcut Shift+Command+F to search.

Search bar for Outlook Mac.

My Day

View upcoming events in agenda or day view in the main window for mail. Select Task Pane in the View menu or use keyboard shortcut Shift+Command+] to turn Task Pane on or off.

My Day in Outlook for Mac.

Improved RSVP to meetings

Respond to meeting invites with email responses to the organizer directly from the Reading Pane. Type a message in the text field in the meeting invite and select Accept, Tentative, Decline, or Propose New Time.

RSVP menu from emails.

More Microsoft 365 Groups, including Calendars

View all your Microsoft 365 Groups in Mail and Calendar view. In Mail, Groups are located under the Groups node for your account. In Calendar, Groups are located after calendar folders for your account.

Groups location in Outlook for Mac.

Nested compose in the Reading Pane

Reply to messages without opening a new compose window. Select Reply, Reply All, or Forward in the Reading Pane, Toolbar, or Message menu or use keyboard shortcuts Command+R, Shift+Command+R, or Command+J.

Reply button in outlook for Mac.

Ignore Conversation

Delete all messages in a conversation, including messages already received and any new messages. Select Ignore Conversation in the Toolbar, Message menu, or message context menu, then confirm that you want to ignore the conversation.

Ignore Conversation button in Outlook for Mac.

Improved event scheduling

Create events by selecting a time block in the calendar grid. Add event details, including attendees and locations, and view attendee availability directly in the popover before sending.

When creating a new meeting, view attendee availability directly in the event window and adjust the time of the event by moving the event within the day view.

For meetings with large numbers of attendees, use the Scheduling Assistant to view availability, add and remove attendees, and reserve resources (such as conference rooms).

Scheduling Assistant in Outlook for Mac.


Don't want to be disturbed? Snooze notifications in Outlook for Mac with the Do not disturb feature.

Snooze button in Outlook for Mac.


Outlook includes MailTips, which help you avoid common, but potentially costly or embarrassing, mistakes. MailTips alerts can be triggered by actions including clicking Reply All to a large recipient list, sending sensitive information to someone outside your organization, or sending a message to someone who is out of office.

Mail Tips preview.

Working elsewhere

Give colleagues more insight into your availability by setting “Working Elsewhere” as your calendar status for events or appointments.

Working Elsewhere option for status.

Meeting insights

Outlook helps you show up prepared to your meetings by suggesting emails and files that are relevant to the event or attendees.

Meeting insights preview.

3-day Calendar view

Updates to the calendar gives you extra flexibility with a 3-day view to more clearly see meetings and events if you have a full schedule.

3-day calendar view.

Features not yet available in the new Outlook for Mac

There are several features that are available in the current version of Outlook for Mac for Microsoft 365 that aren't yet available in the new Outlook experience.

  • Block sender

  • Contact lists

  • Online archive

  • Resend message

  • S/MIME - Now available in Current Channel version 16.45 (21011103)

Known issues

The product team knows about and is investigating the following issues in the new Outlook for Mac:

  • Mail, events, and contacts can't be moved or copied between accounts.

  • Delegated and shared inboxes can't be added using Open Other User's Folder.

    • Now rolling out in Beta Channel version 16.46 (21012005).

  • Shared calendars can't be added using Open Other User's Folder.

    • Now rolling out in Beta Channel version 16.46 (21012403).

  • Calendar events opened from .ics files can't be saved into accounts.

    • Now available in Beta Channel version 16.46 (21012403).

Reporting issues and providing feedback

There are various ways to report issues and provide feedback to help improve the experience.

Contact Support

Please report issues using Contact Support in the Help menu.

After opening a support request, a help icon will appear next to the New Outlook switch to provide easy access to the current request.

Screenshot highlighting the active support help icon

Additionally, when a support agent provides a response, a red badge will appear on the help icon.

Screenshot showing the help icon when there's an update from support

Feature requests

Please vote for feature requests using Suggest a Feature in the Help menu. This will open a UserVoice site dedicated to the new Outlook for Mac.

How to switch back

At any time, you can switch back by turning off the New Outlook switch.

Before switching back, you'll have the opportunity to provide feedback on the experience and to create an in-app reminder for when additional features become available.

Set preferences for the new Outlook for Mac

Administrators and other IT professionals can plan, implement, and maintain deployments of the new Outlook for Mac with a standard set of preferences described in the Office for Mac admin deployment guide.

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