ICTO - FAQ » Information Security » Two-Factor Authentication (2FA) » I did not receive Duo’s push notification asking me to approve or deny the login, what can I do?

I did not receive Duo’s push notification asking me to approve or deny the login, what can I do?

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Sometimes the Duo push did not prompt in time depending on different mobile phone settings, you may try to open the Duo Mobile app to approve or deny the login.  Details about Duo push notification issues can be found in Duo knowledge base website.