Grant Send as Permissions on a mailbox in Exchange 2010
This guide shows you how to grant send as permissions on a mailbox:
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- Open up the Exchange Management Console.
- Expand Recipient Configuration.
- Right Click the Mailbox you want to grant Send as Permissions on.
- Select “Manage Send As Permissions” (Step 1)
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- When the Manage Send As Permission window shows, click the Add button (Step 1)
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- Select the user or group from the list and then click on OK.
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- Once you have selected the user from the previous screen it will show above.
- Click Manage to grant the access.
- When finished, click ok on the final screen.