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Grant Send as Permission on a mailbox in Exchange 2013


In Exchange 2013 you might have a user that needs to Send Email as another user. This is quite easy to achieve and can be set from the Exchange Admin Center or the Exchange Management Shell:

Granting Send As access from the EAC:

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  • Step 1 -> Click on Recipients
  • Step 2 -> Click on Mailboxes
  • Step 3 -> Click on the mailbox where you want to grant access.

Once you have located the mailbox you can double click it or click on the pencil.

https://collaborationpro.com/wp-content/uploads/2015/04/SendAs2-300x259.png

  • Once you have the properties window open for the user, the general page will show.
  • Click on the mailbox delegation tab on the bottom right.
  • Now click the + button under Send As.

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  • Once you click the + button the window above will show.
  • Select the user that you want to have Send As Access and either double click the user account or select it and then click on the add -> button. this will insert the account into the text box highlighted.
  • Once done click the ok button.

https://collaborationpro.com/wp-content/uploads/2015/04/SendAs4-300x259.png

  • As shown above the user you just selected now shows in the box of users that has Send As Rights.
  • Click the Save button for the change to be applied.
  • A Please Wait… mini splash screen will appear while the changes are applying.
  • Once complete you will return to the screen where all the mailbox are.

Granting Send As Permissions using the Exchange Management Shell:

  • Add-ADPermission Test_User2 -ExtendedRights Send-As -user Test_User1