To enable pop-ups in Google Chrome see, Block or Allow Pop-ups in Chrome. When you get to the next page, make sure you have pop-ups enabled before clicking continue.On the next screen, choose U2F Token and click Continue.When logging into an Emerson service or application that requires two factor authentication (more information on 2FA and Duo here: Duo, Single Sign-On, & Two Factor Authentication) for the first time you will be prompted to set up Duo. U2F tokens are available at and can be used for personal and business use. When using Duo, instead of receiving a push notification, text message, or call, a user can plug in the U2F Token and tap the button on it to authenticate their login attempt.

A U2F Token is a piece of hardware (looks like a USB drive) that can clip on a keychain.

After authenticating with Duo you can remove the token from your computer, without having to eject the device in Windows or Mac OS X.Users who do not have a cellphone or are unable to use the Duo mobile app to receive push notifications, can request a U2F (Universal 2nd Factor).

To continue to login, scroll down within this small Duo window to click Continue to Login.

You should see a notification that it has been setup and added to your account.

When you see the Use U2F token to proceed message, tap your token on the lock logo.

An Enroll Your U2F Token popup window will appear.

From the list of devices to add, select U2F token, then click Continue.

Authetnicate with Duo by choosing an authentication method from the list.

If Duo is set to automatically send a push or call your, in the blue bar click Cancel.

If you aren't prompted for Duo, go to File > New Incognito Window, and try again.

At the Duo prompt, don’t authenticate when prompted, click Add a new device on the left.

Opne Chrome on your computer and login at.

Wait until this completes before continuing.

You will see a gray rectangle icon appear in the notification area and get popups that a device has been detected and a driver is being installed for it.

On Windows 7 computers, it may take a minute for Windows to setup the driver.

If you don't see a blue light on the token, unplug it, flip it over, and plug it in again.

Plug in the Duo USB Token into your computer and make sure the token's blue light starts flashing.

Duo with yubikey