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Outlook on the Web

Outlook on the Web

Web-based email

Outlook on the web can be used by anyone whose account is on Microsoft's Office 365 service.

You can choose to use Outlook on the web exclusively. Or you can use it when you're away from your own computer and use another email application, such as Outlook or Apple Mail, the rest of the time.

Log in to Outlook on the web.

Supported Browsers

Windows 11 and Windows 10: Mozilla Firefox, Google Chrome, Microsoft Edge

macOS (10.10 or later) Apple Safari 10+ or Google Chrome. Mozilla Firefox should also work, but some features may be unavailable.

Linux: Mozilla Firefox and Google Chrome should work, but some features may be unavailable.

For the latest information, see Microsoft's page on supported browsers.

Service Details

Outlook on the web (formerly OWA) is a service for Cornell faculty, staff, and students to access their email and calendar on the web.

Audience(s):

Faculty IT Professionals Staff

Cost:

No Fee

Regulated Data:

See the Regulated Data Chart for Cornell policy considerations for this service.

Support Contact:

IT Service Desk

Phone: (607) 255-5500

Form to Get Help (if you have a NetID)
Form to Get Help (if you don't have a NetID)
Support Hours: Monday-Friday, 8am-6pm (Eastern Time)
Emergency Service Disruptions: After Hours Support

Outlook on the Web Articles

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Email

Rules (Filters) in Outlook on the Web

Rules allow you to have incoming (or outgoing) messages sorted, filed, marked, or otherwise handled automatically.

Rules for E-list Messages (Outlook on the Web)

By creating rules, you can have your e-list messages sorted into various folders automatically.

Attachments Not Getting Through

This article describes why some attachments don't get to the recipient and what you can do about it.

Choose Plain Text or Formatted Text (Outlook on the Web)

Outlook on the Web can be set to send messages in plain text or HTML. You can configure it to use either as the default; you can also change to the other format while composing a message.

Conversation View in Outlook on the Web

Conversation view clusters your messages together, based on Subject.

Don't Use Out of Office Auto-Reply with the Entire World

All the Office 365 email clients include an out-of-office assistant that responds to incoming messages with a note from you. When you use this feature, you have the option of enabling it at various levels.

Folders in Outlook on the Web

Folders allow you to organize your messages.

Forwarding Email From Office 365 to Cornell Google Workspace

All Cornell email first arrives to Office 365 mail. If you use a Cornell Google Workspace account, your mail then forwards to your Google email. You can change that forwarding with these instructions.

Microsoft Office 365 Email for Students

Explore reasons to choose Gmail through Google Workspace or Outlook through Microsoft 365 for your email at Cornell.

Out of Office Auto-Reply in Outlook on the Web

If you will be out of the office (or otherwise away from your email), people who send you messages may wonder why you haven't responded. The Automatic Replies feature lets you create a reply that will be sent once to each person who sends you a message.

Print Email Messages (Outlook on the Web)

To print an email message, click the three dot icon, either in the toolbar just below the red, Cornell-branded tool bar or in the message pane, then click Print. Microsoft frequently...

Recover Deleted Email or Items (Outlook on the Web)

In Office 365, you can recover messages after deletion using Outlook on the Web. Not all messages can be recovered.

Search in Outlook on the Web

Outlook on the Web lets you search your messages in a variety of ways.

Send to Multiple Addresses (Outlook on the Web)

When composing a message to send to more than one recipient, you must use semi-colons between addresses in the To, Cc, and Bcc fields. If you leave these out (or use commas), Outlook on...

Set Time Zone (Outlook on the Web)

By default, your time zone is set to Eastern Time (US & Canada) the first time you access your account through Outlook on the Web. This articled describes how to change that setting.

Share Your Mail Folders (Outlook on the Web)

Folder Sharing lets you give others access to your mail folders. You specify which folder, and the level of access, that is, whether the delegate can simply see items in a folder, or whether they can create, edit, and/or delete items.

Signatures in Outlook on the Web

A signature is a block of text that appears automatically at the end of the messages you send.

Technical Details for Auto-Reply Exceptions

The Problem Joe User sets up Exchange's auto-reply feature on his account. Joe User receives a message from an e-list. Exchange dutifully sends the auto-reply to the...

Use Color Categories (Outlook on the Web)

Categories are markers you create to help you track important messages and events.

Use Sweep to Clear Delivery Failure Messages

Recently, spammers have been setting up their email to look as if it is coming from a trusted source (for example, you), through a process known as spoofing. If yours is the address they are spoofing, you may receive many "Delivery failure" messages.

View Full Headers in Outlook on the Web

If you are having problems with your email, one common diagnostic aid is a complete list of the message's headers. Headers show the path a message took to get from the sender to the recipient. The IT Service Desk or other technical support may ask you to provide a message's headers.

View Shared Mail Folders in Outlook on the Web

These steps will make mail folders (that have been shared with you) available to you automatically, every time you use Outlook on the Web.
Calendar

Propose Meetings (Outlook on the Web)

A meeting is a calendar item that involves at least two people and/or rooms or resources.

Create Appointments (Outlook on the Web)

An appointment is a calendar item you create just for yourself (no other people, no rooms or resources).

Create Calendar Events (Outlook on the Web)

A calendar event is an all-day meeting or appointment.

Problem: Outlook on the Web Returns Too Many Search Results When Scheduling a Room

Some users have reported that when they try to add a room to a meeting (to reserve the space), they are seeing many unexpected non-Cornell resources listed.

Resource Account Settings in Outlook on the Web

A Resource Account, which represents the calendar for a room or a piece of equipment, can be configured to behave in a number of ways. Only the owner (or someone delegated by the owner) can configure a Resource Account.

Respond to Meeting Invitations (Outlook on the Web)

Meeting invitations look a lot like any other email message. The difference is that they control what appears on your calendar. So don't ignore or delete them.

Rules for Meeting Invitations (Outlook on the Web)

One of our recommendations for Calendar Harmony is that you send meeting invitation updates to all participants on all changes. This article describes how to have all meeting-related messages automatically filtered out of your Inbox and into a folder just for such messages.

Send to Multiple Addresses (Outlook on the Web)

When composing a message to send to more than one recipient, you must use semi-colons between addresses in the To, Cc, and Bcc fields. If you leave these out (or use commas), Outlook on...

Set Time Zone (Outlook on the Web)

By default, your time zone is set to Eastern Time (US & Canada) the first time you access your account through Outlook on the Web. This articled describes how to change that setting.

Share Resource Account Calendars (Outlook on the Web)

As the owner or delegate for a Resource account, you can share that account's calendar with others.

Share Your Calendar (Outlook on the Web)

This article describes how to use Outlook on the Web to share your calendar with the person (or people) you specify.

Use Color Categories (Outlook on the Web)

Categories are markers you create to help you track important messages and events.

View Shared Calendars (Outlook on the Web)

Use Outlook on the web to view a calendar that has been shared with you. This applies to both NetID accounts and Resource accounts.
Troubleshooting

Email Known Issue: Persistent Forwarding Alert

When an email user has set up forwarding from an Office 365 account to an external address (typically set through Outlook on the web), Outlook on the web displays an alert every time the user...

Forwarding Email From Office 365 to Cornell Google Workspace

All Cornell email first arrives to Office 365 mail. If you use a Cornell Google Workspace account, your mail then forwards to your Google email. You can change that forwarding with these instructions.

Outlook Problem: "Turn Off Forwarding" for Meetings Not Working

All three major versions of Outlook (Windows, Mac, and Outlook on the web) have a control that allows you to turn off forwarding for your meeting proposals. This prevents someone you invite from...

Outlook Problem: Some Students Not Receiving Meeting Invitations

All three major versions of Outlook (Windows, Mac, and Outlook on the web) have a control that allows you to turn off forwarding for your meeting proposals. This prevents someone you invite from...

Problem: "Your Connection is not Private" (Outlook on the web)

User Experience When trying to reach Outlook on the web at outlook.cornell.edu, you instead get a big warning message from your browser that "Your connection is not private."...

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