Outlook - Change 'From' Address

Description:

How to change the 'From' address when sending an email from a shared mailbox email address or a distribution list email address. To be able to use a 'From' address other than your own email address, specific permission must be granted. 

Instructions:

1. Click the ellipsis at the top of the new message (next to the discard button)
2. Click Show From
3. Click From
4. Select the from address you want (if it is displayed there)
5. If it's not displayed there, click Other email address... and enter the from address

Additional Info/Resources: 

See 'Related Articles' for additional information.