Skip to content
Colorado State University

Information Technology

IT Services

  • IT Services Overview
  • Purchasing & Surplus
  • Software
  • Computer & Device Support
  • Computer Replacement Program
  • Security
  • Guides

Web Services

  • Web Services Overview
  • Design Process
  • Site Managers
  • Site Manager Introduction
  • Web Governance
  • Guides
  • Forms

Remote Resources

Resources for remote teaching and working.

Remote Resources

Guides

Search our self-help guides.

Self-Help Guides

Support

Reach out to us to get support.

Request Support

A College of Liberal Arts Division

Adding a Shared Mailbox in Outlook

Home » Adding a Shared Mailbox in Outlook
Last UpdatedJuly 18, 2022
Table of Contents
  1. Summary
  2. Adding a Mailbox on Mac
    1. 1. Open Outlook Preferences
    2. 2. Accounts
    3. 3. New Account
    4. 4. Enter the Email Address
    5. 5. Sign In Options
    6. 6. Enter Credentials
    7. 7. Using the Mailbox
  3. Adding a Mailbox on PC
    1. 1. Open the File menu
    2. 2. Open Account Settings
    3. 3. Change Primary Account
    4. 4. More Settings
    5. 5. Advanced Tab
    6. 6. Add the Mailbox
    7. 7. Apply and Close

Summary

This guide walks, step by step, through the process of adding a shared mailbox in Outlook.

Adding a Mailbox on Mac

Screenshots - access the preferences on a Mac for Outlook

1. Open Outlook Preferences

Click on Outlook in the top left, and select Preferences.

Screenshots - accessing settings for Mac mail client

2. Accounts

Click on Accounts.

Screenshots - Mac mail box add a new account

3. New Account

Click the Plus in the bottom left and click on New Account...

Screenshots - Outlook email login prompt

4. Enter the Email Address

Type in the email address of the shared email you want to add and click Continue.

Screenshots - Microsoft password prompt

5. Sign In Options

On the enter Password screen, click on the link for Sign in with another account

Screenshots - Microsoft login prompt

6. Enter Credentials

Enter in your own NetID@colostate.edu (please note, this needs to be your NetID username, not your first.last@colostate.edu), and then enter your NetID password, and click Sign In. This will connect you to the shared mailbox. Once the mailbox has been added you can click Done.

Screenshots - Shared Email box on Mac

7. Using the Mailbox

The shared mailbox will appear on the left side of Outlook as an entirely separate inbox and list of folders.

Adding a Mailbox on PC

Screenshots - Adding a shared mailbox Step 1

1. Open the File menu

In Outlook, click File in the top left-hand corner.

Screenshots - Adding a shared mailbox Step 2

2. Open Account Settings

Click Account Settings, then click Account Settings again in the drop-down menu.

Screenshots - Adding a shared mailbox Step 3

3. Change Primary Account

Make sure your primary email address is selected, and then click Change...

Screenshots - Adding a shared mailbox Step 4

4. More Settings

Click More Settings

Screenshots - Adding a shared mailbox Step 5

5. Advanced Tab

Click on the Advanced tab and then click Add...

Screenshots - Add a shared mailbox Step - 6

6. Add the Mailbox

In the Add mailbox field, enter the name of your shared mailbox without the @colostate.edu at the end, and then click OK

7. Apply and Close

Click Apply, click OK, click Next, click Done, click Close

Related Articles
  • Adding a Shared Mailbox in Outlook
Categories
  • Email & Calendar3
  • Information Technology12
Tags
  • Mailbox1
  • Shared Mailbox1
Share on facebookShare on linkedin Post on x

Post Navigation

Previous

Guide to Logging In

Next

Scheduling Assistant in Outlook

  • Liberal Arts
  • FSAS Login
  • CLA Brand
  • CLAHub
  • CLA Help Desk
  • Apply to CSU
  • Careers
  • Equal Opportunity
  • Privacy Statement
  • Accessibility Statement
  • Disclaimer
  • Login
Colorado State University
© 2025 Colorado State University - College of Liberal Arts, Fort Collins, Colorado 80523 USA