How to send as an alternate email address after being given permissions Before doing the following, ask the IT department to give you the ability to send an email as an alternate email address. Then: In Outlook on the web, go to Settings icon in top right > Mail > Compose and Reply > ✅ Always show From > Save. Then when making a new email, use the new "From" field > Other email address > type in the Paperwork email. In Outlook app, make a new email, then Options > Show fields > From. Then use the From field > Other email address > Type in the Paperwork email.