The email to fax feature allows users to receive and send fax from Outlook 2016 on laptop, desktop computers, and mobile devices.
To send a fax from Outlook:
Yes, you can. With the FAX.PLUS Email to Fax feature, you can send a fax from Outlook quickly and receive the confirmation report in your Oultook email.
You just need to create a new email message, type the recipient's fax number in the To field and attach the documents you wish to fax from Outlook 365.
There is no set up. You just need to make sure you have used your Outlook email address to sign up to FAX.PLUS.