Using Duo Mobile Multi-Factor Authentication with No Network Connection or Traveling Abroad


If there is no network connection for your mobile device (e.g. the wireless network is down or out of range), or you are out of the country, you still authenticate at a multi-factor authentication (MFA) prompt by using a passcode.

  1. When Duo opens click Other options.
    Illustration for Checking Duo
  2. On the next screen click Duo Mobile Passcode.
    Illustration for clicking Duo Mobile Passcode
  3. Open the Duo Mobile app on your mobile device.

  4. Tap the Show Passcodes to generate a six-digit passcode.
    Illustration for showing passcodes on mobile device
  5. Enter the passcode generated by the Duo Mobile app in the Passcode field.
  6. Click Login.