New and classic Outlook for Windows feature comparison (2024)

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Outlook for Microsoft 365 New Outlook for Windows More...Less

Feature comparison

Key Definitions

Available: The feature is available.
Partially available: The feature is available; however, it may not have all the existing features compared to other Outlook versions.
Not supported: The feature won't be supported in the listed Outlook version.
Under investigation: We're currently reviewing feedback on this feature experience.
Upcoming: This feature will be available in the future.

Feature	Classic Outlook	New Outlook	Help article
Work or school account (Office 365 / Entra ID)	Available	Available	Add an email account to Outlook
Microsoft accounts (Microsoft as the provider - Outlook.com, Hotmail.com, etc.)	Available	Available	Add an email account to Outlook
Gmail	Available	Available	Add a Gmail account
iCloud	Available	Available	Add or manage an iCloudaccount
Yahoo	Available	Available	Add or manage a Yahoo!account
IMAP	Available	Available	Add an email account to Outlook
POP	Available	Available
Exchange (on-prem and on-prem ADFS)	Available	Under investigation
Multiple mail profiles	Available	Upcoming
Shared mailbox / shared folders as resources	Available	Available	Open and use a shared mailbox
Shared mailboxes as accounts	Available	Upcoming
Shared mailbox - Archive	Available	Upcoming
Shared mailbox - Delegate access	Available	Partially available	About delegates: Allow someone to manage your mail and calendar

Feature	Classic Outlook	New Outlook	Help article
Calendar module	Available	Available
Custom forms	Available	Not supported
Dark mode	Available	Available	Dark Mode in Outlook
LDAP Support	Available	Not supported
Mail module	Available	Available
Multiple window support	Available	Available
Notes module	Available	Partially available
Offline support	Available	Partially available	Work offline
.PST support	Available	Upcoming
Settings	Available	Available	Import settings and install add-ins on new Outlook for Windows
Tasks module	Available	Available	Manage tasks with To Do in Outlook
Themes	Partially available	Available
VDI Support	Available	Under investigation
What's new	Not supported	Available
VBA Macro	Available	Not supported

Feature	Classic Outlook	New Outlook	Help article
3-day calendar view	Available	Available	Change how you view your calendar
Add attendees as optional	Available	Available	Schedule a meeting or event with others
Category colors	Available	Available	Assign a color category to a calendar event
Delegate access	Available	Available	Share and access a calendar with edit or delegate permissions
Edit this and all following events in a series	Not supported	Available	Change an appointment, meeting, or event
.ics file support	Available	Available
In-person events	Not supported	Available	Schedule in-person events in Outlook
Follow meetings	Not supported	Upcoming
Group calendars	Available	Available	Schedule a meeting on a group calendar
Keyboard navigation of the calendar	Available	Upcoming
Meeting insights	Partially available	Available	Use Microsoft Viva Insights in Outlook
Meetings to be always online (Zoom, Webex, etc.)	Available	Available
Meeting recap	Not supported	Upcoming
My Day / To-do bar	Available	Available	Use My Day with To Do in new Outlook
Offline support	Available	Partially available	Work offline in Outlook
Quick creation of events	Available	Available
Preserve declined meetings	Not supported	Available	Show a declined meeting on my calendar
Save meeting as a draft	Available	Available	Save a meeting invite as draft
Send updates only to added or removed attendees	Available	Upcoming
Sensitivity labels with Microsoft Information Protection on events	Available	Available	Apply sensitivity labels to your Outlook meetings
Setting to auto-decline if attendee's calendar shows as busy	Available	Upcoming
Setting to keep email in the inbox after RSVP	Available	Upcoming
Schedule View	Available	Investigating	Change how you view your Outlook calendar
Shortened meetings (Outlook preferences and service settings)	Available	Available	End meetings early or start late
Show as working elsewhere	Available	Available	Set your work hours and location
Work hours and location on the calendar	Not supported	Upcoming

Feature	Classic Outlook	New Outlook
Microsoft 365 GCC accounts	Available	Available
Microsoft 365 GCC High accounts	Available	Under investigation
Microsoft 365 DoD accounts	Available	Under investigation

Feature	Classic Outlook	New Outlook	Help articles
Address book	Available	Not supported
Global Address List	Available	Available	Manage suggested recipients in the To, Cc, and Bcc fields in Outlook
Contacts / People	Available	Available	Add, find, edit, or delete a contact in Outlook
Contact Lists	Available	Available	Create, edit, or delete a contact list or contact group in Outlook
Contact Categories	Not Supported	Available
Distribution groups management	Available	Available	Create a contact list or contact group in Outlook
Favorite contacts	Available	Available	Use Favorites in Outlook
Offline support	Available	Partially available	Work offline in Outlook
Preview contacts	Available	Available

Feature	Classic Outlook	New Outlook	Help article
COM add-ins	Available	Not supported	Migrate from COM add-ins to web add-ins
Content forms	Available	Not supported
Every meeting online for 3rd-party providers	Available	Available
Web add-ins	Available	Available	Use add-ins in Outlook
Spam reporting, phishing, and smart alert improvements (1.14 API set)	Upcoming	Upcoming
Web add-ins support in primary Entra (work or school) accounts	Available	Available
Web add-ins support in primary Microsoft accounts (personal accounts)	Available	Available
Web add-ins support in secondary accounts	Available	Upcoming
Web add-ins support in 3rd-party accounts (such as Gmail, Yahoo, iCloud, etc.)	Not supported	Not supported

Feature	Classic Outlook	New Outlook	Help articles
Account reorder	Available	Under investigation
Favorite folders	Available	Available	Use Favorites in Outlook
Show / hide favorites	Available	Available	Use Favorites in Outlook
Favorite groups, people, categories	Not supported	Available	Use Favorites in Outlook
Favorite shared folders	Available	Upcoming
Folder reorder	Available	Upcoming
Online archive	Available	Available
Public folders	Available	Partially available	Access public folders in new Outlook for Windows
Pin favorites at the top	Available	Upcoming
Search folders	Available	Partially available	Use Search Folders to find messages or other items
Show / hide folder pane	Available	Available

Feature	Classic Outlook	New Outlook	Help article
Contact support (in-app)	Available	Available	Contact support and provide feedback in new Outlook for Windows
Premium support	Available	Available
Give feedback	Available	Available	Contact support and provide feedback in new Outlook for Windows
Help (in-app)	Available	Available

Feature	Classic Outlook	New Outlook	Help article
Advanced sensitivity labels with Microsoft Information Protection	Available	Available	Apply sensitivity labels to files and emails
Auto capitalization and auto correct	Available	Available	Autocorrect, auto capitalize, and auto format your messages
Calendar conflict viewer on meeting invites	Available	Partially available
Category colors (Mail)	Available	Available	Create and assign color categories in Outlook
Collapsibleheaders in message list	Available	Available
Category favorites	Not supported	Available	Use Favorites in Outlook
Conditional formatting	Available	Partially available	Conditional Formatting
Copilot	Partially available	Available	Frequently asked questions about Copilot in Outlook
Delay send rule	Available	Under investigation
Dictation	Available	Available	Dictate your emails in Outlook
Editor	Available	Available	Check spelling before sending a message
.eml file support	Available	Available	Open .eml, .msg, and .oft files in Outlook
Focused inbox	Available	Available	Focused Inbox for Outlook
Ignore conversations	Available	Available
Inking (Draw tab)	Available	Available
Link previews andpermissions	Available	Available	Use Link Previews
Loops	Available	Available	Use Loop components in Outlook
Mail merge	Available	Upcoming
Mail tips (External users, large audience, and Automatic replies)	Available	Available
Message Recall	Available	Partially Available	Recall an email message that you sent in Outlook
.msg support	Available	Partially Available	Open .eml, .msg, and .oft files in Outlook
Offline support	Available	Partially available	Work offline in Outlook
.oft file support	Available	Partially Available	Open .eml, .msg, and .oft files in Outlook
Outbox folder	Available	Available
Picture formatting	Available	Available
Pin messages	Not supported	Available
Quick Parts	Available	Under investigation
Quick Steps	Available	Partially Available	Automate common or repetitive tasks with Quick steps in Outlook
Reactions	Available	Available	Reactions in Microsoft Outlook
Read Receipts	Available	Available	Add and request read receipts and delivery notifications in Outlook
Resend message	Available	Available	Resend an email message
Rules	Available	Partially Available	Manage email messages by using rules in Outlook
Signatures	Available	Available	Create and add an email signature in Outlook
Snooze	Not supported	Available
Sweep	Not supported	Available
Swipe in the message list	Not supported	Upcoming
Text predictions	Available	Available	Use text predictions in Outlook for Windows
Undo send	Not supported	Available
Voting buttons	Available	Not supported

Feature	Classic Outlook	New Outlook
Calendar answers	Not supported	Available
Refiners	Not supported	Available
Fileanswers	Not supported	Available
File tab	Not supported	Available
Online archive search results in primary mailbox	Not supported	Available
Speller suggestions	Available	Available
Search settings (folder scopes, top results, exclude deleted items)	Available	Available
Search file suggestions	Available	Available
Search mail suggestions	Available	Available
Search calendar suggestions	Available	Available
Teams Tab	Not supported	Available
Top Results	Available	Available

Feature	Classic Outlook	New Outlook	Help article
Block sender	Available	Available	Block or unblock senders in Outlook
Continuous access evaluation	Available	Available
Data Loss Prevention (DLP)	Available	Partially Available
Mandatory labeling	Available	Available
Report phishing or junk	Available	Available	Phishing and suspicious behavior in Outlook
Spam reporting, phishing, and smart alert improvements (1.14 API set)	Upcoming	Upcoming
Sensitivity labels	Available	Available	Apply sensitivity labels to your files and email
S/MIME	Available	Upcoming
Purview Message Encryption	Available	Available

Feature	Classic Outlook	New Outlook	Help article
Meeting chat	Not supported	Available
Presence indicators in Sender, recipients and co-recipients	Available	Available	Teams status information available in Outlook
Reply by chat	Available	Upcoming	Chat or call email recipients or other contacts in Outlook
Share to Teams	Available	Available	Share an email in Outlook to Teams