How to Grant Mailbox Rights to another user

  1. Open Active Directory Users and Computers.
  2. On the Menu, select "View".
  3. On the dropdown selections, select "Advanced Features" so they are checked and turned on.
  4. Either double click the user whose mailbox you want someone else to have access to or right click the user and select "Properties". A user properties dialog box will appear.
  5. Select the "Exchange Advanced" tab.
    User Properties Exchange Advanced Tab
  1. Click the "Mailbox Rights" button. A mailbox permissions dialog box will appear.
    Mailbox Permissions
  2. Add the users that you want to have access to the mailbox.

    Permissions that can be given each user include:

    As a minimum, full mailbox access will be required to grant mailbox rights. Click OK to exit the permissions dialog box. If you need no further permissions assigned to that user click OK to exit the user properties dialog box.

    How to give users account access. Click on the security tab of the user properties dialog box.

    Account Security

    Permissions we grant (Items in bold are set to allow):

Our way to configure is that:

  1. The general account (security account) has rights to person's mailbox.
  2. The general account (security account) has rights to the person's account (in security tab of account properties)
  3. The person has rights to the general account (security account). Rights as listed above are done with the exception of the below which are NOT granted:
  4. The person needs rights to the general account mailbox with "Full mailbox access" rights.
Assigning Mailbox Rights in Exchange Contents Page