

In the Your Name box, enter the name that you want to appear on the "From" line in your outgoing messages.

In the Mail Account Setup dialog box, do the following: On the Account Settings page, under Account Actions, click Add Mail Account. On the Tools menu, click Account Settings. If the Mail Account Setup dialog box doesn't open, do the following:

The Mail Account Setup dialog box will open the first time that you open Thunderbird. Set up email using Mozilla Thunderbird 8.0 A confusing time indeed, but that's what you get for using microsloth.Step by step guide on how to configure Mozilla Thunderbird 8.0 using Office 365 Email. Almost immediately, a half day's worth of e-mail plopped into my inbox.ĭespite receiving the connectivity errors with the initial app password, my e-mails would still be sent, I just couldn't receive anything. Finally, I created a second app password and applied it to my account. Following the attempt to use my app password in TB, I changed my O-365 password entirely and updated TB. As near as I can tell, this "default" app password is not actually functional. Naively, I thought that would work with ThunderBird. When I setup MFA with O-365, it created an app password as part of the process. I was able to ''finally'' resolve the issue by basically turning it off and turning it back on. '''TL DR''' - Don't use the initial app password, create a new and unique app password for '''every''' app. Read this answer in context 👍 0 All Replies (2) A confusing time indeed, but that's what you get for using microsloth. :PĪpp passwords is also a PITA to find, so here's a screenshot: I was able to finally resolve the issue by basically turning it off and turning it back on. TL DR - Don't use the initial app password, create a new and unique app password for every app. You are correct, app password must be completely unique.
