One of the longest running complaints about the Windows 10 Mobile version of Outlook Email & Calendar appears to have been fixed by Microsoft. In our preliminary tests, it now seems that HTML emails will now correctly format to fit the phone's display.
Mail & Calendar **build x.405228* is now rolling out to select Windows 10 Mobile phones. That's a bump from the last x.40332 release a few weeks ago.
Full story from the WindowsCentral blog...