Important: You must have the Yubico Authenticator Desktop Application. See the following Knowledge Base Article, Yubico Authenticator Application - Desktop Install, for instructions about installng the application.
Step One: Launch the Authenticator application
Step Two: Plug in your YubiKey to the computer’s USB port and then a time based MFA code will display.
Note: These codes expire and the progress bar represents a countdown timer. When it reaches the right side of the box the code will expire.
Step Three: Right click the time based MFA code and select copy to clipboard or enter the code manually when prompted.