NEW SMTP EMAIL FLOW IN NAV.
Open SMTP Mail Setup Page, Refer below screen for path.
Click on action Apply Office 365 Server Settings.
The fields SMTP Server, SMTP Server Port and Authentication fields will be filled up automatically
Fill the User ID and Password fields based on the existing account in Office 365. You can contact your Network Admin for details.
Click “Test Email Setup” action
If everything is configured properly in Office 365 and NAV 2015 then you will get below successful message.
And below mail will be sent to Office 365 account.
After this step if we try to run action Email Confirmation from Sales Order
Then a dialog box will be opened showing from address as office 365 account.
Press OK button to send an email to required address. Edit required information.
If Edit in Outlook is checked it will open in Outlook App. You can change further mail content and recipient details before sending the mail.
Click Send to send mail from your Outbox.
Below screen shot shows that mail is sent from Office 365 account