Email Print: Problem with Exchange 2016
Setting up Email Print with Exchange 2016
Issue:
When trying to connect Email print with Exchange Web Services, on Exchange 2016, I get the following error message, regardless which settings I modify.
Incoming mail test failed. Your settings do not appear to be correct.
Error details: Unable to open session: 401 Not authorized: 1) You may have mistyped your username or password or 2) Your organization does not allow basic or ntlm authentication.
Resolution:
Change EveryonePrint Email print setup in order to use the new EWS2 connection method as described in this KB article.