Using O365 Webmail:

  1. Log into O365 using: portal.office.com
  2. Click on your Account name (upper right corner)
  3. Click “Open another mailbox”
  4. Type the name of the mailbox
  5. Click “Open”


If opening a calendar, select calendar instead of mailbox.

  1. Using Outlook installed on your computer:
    From the File menu, choose, Open & Export
  2. Choose, “Other User’s Folder
  3. Type the name of the shared mailbox, “sharedmailfordept”
  4. Be sure the selection for “Inbox” or "Calendar" is selected
  5. Click OK