1 - Access WWU Outlook Mail on the web at https://mail.wwu.edu. Enter your WWU username and password.
2 - In the upper-right corner, click either the silhouette icon or your WWU Account picture. Select "Open another mailbox..."
3 - Type in a few keywords of the shared mailbox you want to access. Click Search Directory.
4 - Click the appropriate result. This should take you to your shared mailbox page.