Type in the email address of the shared mailbox into the E-mail Address field. Leave all other fieldsblank.
Click Next Outlook will search for the account. You will be prompted for credentials.
Enter your @usf.eduemail address and your NetID password.
If the login address is the address of the shared mailbox, you will just need to click on "sign in with another account" and log in as yourself there. You may be prompted several times with the same credential prompt. Just click enter - it may ask up to 12 times.
The account will then appear on the left-hand side of Outlook.