Hello, I hope you're doing well. I'm a faitthfull supporter of mozzila and thunderbird, so happy to have the app thunderbird now - thanks for that :) I'm using thunderbird to access my outlook adress since years. But, few weeks ago I can't send mail anymore (still receiving it) via thunderbird. I tried a lot of solutions, checked online the [[topic Microsoft OAuth Authentication and Thunderbird in 2024|https://support.mozilla.org/en-US/kb/microsoft-oauth-authentication-and-thunderbird-202?_gl=1*pm7jt7*_ga*MzEzODU1MDYyLjE2ODkyMzY3NTE.*_ga_R3H4BDP5J2*MTczNDk2ODU4Mi4xLjAuMTczNDk2ODU4Mi4wLjAuMA..]] topic But still nothing, I'm beginning to despair and I don't want stop using thunderbird but it's become really anoying. Can you help me please? thanks and merry christmas ! Yo