# Outlook: Adding a Shared Mailbox (Outlook Web App + New Outlook) **What will be covered:** - How to open a shared mailbox - How to set a shared folder / Mailbox --- ### 1. Open Outlook Web App **Navigate** to the Office 365 portal (https://outlook.office365.com) and log in with your credentials. [![image.png](https://kb.9.technology/uploads/images/gallery/2025-01/scaled-1680-/jDiViUWCKagSbdtt-image.png)](https://kb.9.technology/uploads/images/gallery/2025-01/jDiViUWCKagSbdtt-image.png) --- ### 2. Open Shared Mailbox Click on your **profile picture** or **initials** in the top-right corner, Select **Open another mailbox**. Lastly Enter the email address of the shared mailbox and click **Open.** The shared mailbox will open in a new tab. [![image.png](https://kb.9.technology/uploads/images/gallery/2025-01/scaled-1680-/17IJXyGpU42nLdAL-image.png)](https://kb.9.technology/uploads/images/gallery/2025-01/17IJXyGpU42nLdAL-image.png) [![image.png](https://kb.9.technology/uploads/images/gallery/2025-01/scaled-1680-/MqtDWjq1YZRitzKr-image.png)](https://kb.9.technology/uploads/images/gallery/2025-01/MqtDWjq1YZRitzKr-image.png) --- ### 3. Add Shared Mailbox to Folder List Right-click **Folders** in the left navigation pane. Right click the **Folders** and Select **Add shared folder.** Enter the email address of the shared mailbox and click **Add**. [![image.png](https://kb.9.technology/uploads/images/gallery/2025-01/scaled-1680-/dnMwR7VtaXVmSQyu-image.png)](https://kb.9.technology/uploads/images/gallery/2025-01/dnMwR7VtaXVmSQyu-image.png) [![image.png](https://kb.9.technology/uploads/images/gallery/2025-01/scaled-1680-/POf9ZfVQcrDLlspA-image.png)](https://kb.9.technology/uploads/images/gallery/2025-01/POf9ZfVQcrDLlspA-image.png) [![image.png](https://kb.9.technology/uploads/images/gallery/2025-01/scaled-1680-/ugTLxPkXCxevNeE0-image.png)](https://kb.9.technology/uploads/images/gallery/2025-01/ugTLxPkXCxevNeE0-image.png)