# Opening a Shared Mailbox

### **On the Outlook web client:**

1. Go to outlook.com/uci.edu and sign in with your AD/Microsoft 365 login.
2. On the left side bar, right click on your email![Screenshot 2026-08-19 at 9.56.58 AM.png](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/scaled-1680-/eICRMYJ6YOGkeEX0-screenshot-2026-08-19-at-9-56-58-am.png)
3. Click 'Add shared folder or mailbox'[![Screenshot 2026-08-19 at 10.02.32 AM.png](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/scaled-1680-/G8teeCD0FnVTic9u-screenshot-2026-08-19-at-10-02-32-am.png)](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/G8teeCD0FnVTic9u-screenshot-2026-08-19-at-10-02-32-am.png)
4. Type in the email address of the shared mailbox and click continue

###  

### **On Outlook for Windows**

1\. Select the 'File' tab in the top left corner

[![2026-08-19_10-13.png](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/scaled-1680-/9MaTwiqU8emdvoRT-2026-08-19-10-13.png)](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/9MaTwiqU8emdvoRT-2026-08-19-10-13.png)

2\. Click 'Account info'

**[![2026-08-19_10-14.png](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/scaled-1680-/GwBz5Pxfrim9Va3m-2026-08-19-10-14.png)](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/GwBz5Pxfrim9Va3m-2026-08-19-10-14.png)**

3\. A window with your account settings should pop up. Click on 'Accounts,' then 'Shared with me.' Then click 'Add'![2026-08-19_10-17.png](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/scaled-1680-/TddjE5v6tMuHYGoi-2026-08-19-10-17.png)

4\. Type in the email address of the shared mailbox and continue.

###  

### **On Outlook for Mac**

1\. Open Outlook, then click on tools in the menu bar

**[![Screenshot 2026-08-19 at 10.43.29 AM.png](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/scaled-1680-/xOTy29y3PHJdcFLw-screenshot-2026-08-19-at-10-43-29-am.png)](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/xOTy29y3PHJdcFLw-screenshot-2026-08-19-at-10-43-29-am.png)**

2\. Choose accounts and then select your account that has access to the shared mailbox

**[![Screenshot 2026-08-19 at 10.44.42 AM.png](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/scaled-1680-/jT7mjNo9JtRxdCbH-screenshot-2026-08-19-at-10-44-42-am.png)](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/jT7mjNo9JtRxdCbH-screenshot-2026-08-19-at-10-44-42-am.png)**

**[![Screenshot 2026-08-19 at 10.46.11 AM.png](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/scaled-1680-/D95SPJQRdVdxZtLq-screenshot-2026-08-19-at-10-46-11-am.png)](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/D95SPJQRdVdxZtLq-screenshot-2026-08-19-at-10-46-11-am.png)**

3\. Click on 'Delegates & Sharing'

![Screenshot 2026-08-19 at 10.47.15 AM.png](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/scaled-1680-/u9DxX6MH9xhCV8X2-screenshot-2026-08-19-at-10-47-15-am.png)Open the 'Shared With Me' tab and then click the add button in the bottom left to add the email address of the shared mailbox.

**[![Screenshot 2026-08-19 at 10.48.14 AM.png](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/scaled-1680-/iOxc1wl5ywynHaQr-screenshot-2026-08-19-at-10-48-14-am.png)](https://knowledge.ps.uci.edu/uploads/images/gallery/2026-08/iOxc1wl5ywynHaQr-screenshot-2026-08-19-at-10-48-14-am.png)**