The following instructions apply only to users whose Thunderbird programs were setup to send email through the deprecated AuthSMTP system.
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- Open Thunderbird
- Click Help in the menu bar > About Thunderbird
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- Click Check for Updates and wait until the updates download. Click Update. Continue checking for updates until your Thunderbird is on version 78 at the earliest.
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- Click Tools > Account Settings
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- Click Outgoing Server (SMTP) > Click ‘Edit…’
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- Change your Authentication method to OAuth2
- Quit and reopen Thunderbird
- Enter your uChicago credentials in the window pop up and complete 2 Factor Authentication