Martin Lambers

Hi, the log files you attached both show success - the mail was accepted by the server. So I'm not sure what the problem is. Please note that the AUTH...

OK, I'll close this now.

I'll keep this in mind for future features. Regarding existing features, a patch would be welcome. Everything pre-1.8.0 is probably now irrelevant, but commands introduced in 1.8.x might get such...

Yes, for the man page and the manual.

It should work with `tls_starttls on` (TLS is only available via STARTTLS on port 587). Since `tls_starttls off` is commented out in your configuration, that should already be active, but...

Can you run with the `--debug` option, to see the whole SMTP session? My next guess is that this is related to xoauth2 authentication; see some of the closed issues.

Michaël Cadilhac found and fixed an issue in mpop with XOAUTH2 and Microsoft servers: https://github.com/marlam/mpop-mirror/issues/11 I applied the fix to msmtp as well, can someone please test XOAUTH2 with `outlook.office365.com`...

Unfortunately there was no feedback. I'll close this issue now.

This script does not have a maintainer currently. Can you propose a patch that ideally does not introduce problems on other systems?

The msmtpq scripts are currently unmaintained and any improvements would be welcome. However, please test the changes, we have been bitten in the past by bugs introduced by seemingly obvious...