Log on to your MFA Account with Yubico Authenticator
Once you have configured your account with a service for authenticator app two-factor authentication, you must use a code generated by Yubico Authenticator when logging in to that service.
Logging on to Your Account, Service, or Website
After you have configured your account for two-factor authentication using the Yubico Authenticator, when logging in to that service you must use a code generated by the Yubico Authenticator.
Launch Yubico Authenticator on your mobile device or computer.
Log into your account or service website on the device (mobile or desktop). Enter your usual credentials: user name and password.
Locate the authenticator code from your Yubico Authenticator.
Paste (desktop) or Enter (mobile) the code into the appropriate field on the service website or account and click Sign In (or similar).
TIP: In Yubico Authenticator for Desktop, you can double-click the code, and then paste it into the field for the authenticator code.
To file a support ticket with Yubico, click Support.