University of Southampton


Logging in to another mailbox using Outlook Web Access

To open another user’s mailbox:

  1. Log in to Outlook Web Access using your own mailbox email address and password
  2. Click on your name in the upper right corner of the window

  3. In the Open Other Mailbox section, enter the name or email address of the mailbox that you wish to open - all mailboxes that match your criteria will be displayed in a list
  4. Select the desired mailbox and click on Open. The mailbox will be opened in a new window

If the mailbox doesn’t open and you get the following error message instead...

"You do not have permission to open this mailbox. Contact technical support for your organization for access or for more information."

you will need to ensure that you have been granted full access to that mailbox - do this by raising a ticket through ServiceLine


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