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Instructions for how to generate a passcode when you are unable to use the Duo mobile app or hardware token/fob to log in.
Common questions about Duo two-factor authentication.
Duo Two-Factor Authentication enrollment instructions.
How to allow the Duo prompt to display on content-restricted Apple devices.
Instructions on having Duo remember your authentication for 24 hours to reduce the number of times needed to authenticate. This is only available for web-based logins.
Using the Duo Mobile app to log in with Two-Factor authentication
Information about the automatic blocking of Duo authentications from U.S. Office of Foreign Assets (OFAC)-regulated locations.
What to do if you can't log in to an MSU site/system