On Thursday, 29 Apr 2021 at 15:16, Erwan David wrote: > You can define "application password" in O365 for this case (at least > I can at work, may depends on the settings of your tenant) Yes, thank you. Somebody else has also pointed out this option. I will be looking into it as it seems like it will work. Or I will switch to davmail. Solutions do seem to exist! -- Eric S Fraga via Emacs 28.0.50 & org 9.4.5 on Debian bullseye/sid