It may take a fair amount of time to address the issues. Feel free to send me an email at [email protected] and I can email you when you can try it out again.
I have plans to add support for 2FA but it may be a little while before that is added - just because there are so many different types of 2FA.
May I ask whether the code you all use is a non-changing (static) string? Please feel free to send me an email at [email protected] and I will keep you up-to-date on progress.