Correct.  I believe the Outlook app also comes with Windows 10 as I had/have that.  That did not work.

I needed the full desktop install.  

Looks like MargieC

had the same issue and solution.

Not sure why the suggest using Thunderbird.  They should remove.

https://proconnect.intuit.com/community/proseries-tax-discussions/discussion/is-anyone-else-having-t...