Select the account itself to pull up 'Account Settings'.At any point after this step you may get a webpage asking you to enter your MTU account name and password, followed by Duo authentication. Change 'Authentication Method' to 'OAuth2'. Under your account, select Server Settings.In the top right navigation menu (also known as the 'hamburger menu') select Account Settings. Setting OAuth2 authentication in Thunderbird If you are having trouble getting your mail, the simplest solution is to remove your account and create it again as above or try the following instructions for setting OAuth2 authentication. You should not need to change any settings. Click Allow on the screen that says 'Mozilla Thunderbird Email wants to access your Google account'.Complete the Duo two-factor verification.Enter your account name (without the and password at the Single Sign-On (SSO) screen.

Thunderbird will automatically configure your Gmail connection.Enter your name, Michigan Tech email address, and Michigan Tech password.Select File > New > Existing Mail Account.Use Mozilla's support article for using Thunderbird and Gmail. Instructions for specific email clients Thunderbird

Thunderbird gmail oauth2