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Home > Help & Support > Knowledge Base > Security > 2FA FAQs > What should I do to use 2FA if I get a new smartphone?

What should I do to use 2FA if I get a new smartphone?

You need to re-download the Duo mobile app and reactivate Duo on your new smartphone. Instructions for downloading the mobile app and setting up your new device are available at Replacing a Smartphone.

Last modified: September 17, 2020

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