Overview

Follow these instructions if you have a currently Duo-enrolled device with you, such as your old smartphone, or if your new smartphone has the same phone number as your old smartphone.

If you do not have one of your currently enrolled devices with you or your QR code has expired, you may have problems completing these instructions. If so, call IT Express at (530) 754–4357, and they will remove your previous device. Then enroll your smartphone in Duo.

STEP 1: Begin Duo Enrollment from Your Computer

Note: These steps must be completed on a laptop or desktop computer.

a) Open a web browser to https://computingaccounts.ucdavis.edu.

b) Select Duo Multifactor Device Manager from the main menu.

c) Log into CAS.

d) When the DUO prompt appears click the "Other Options". If no DUO prompt appears, skip to step "f".

e) Then click the "Phone Call" option.

f) Once you are in the device management page, click Add a device.

g) Select Duo Mobile.

h) Enter your phone number, then click Continue. Confirm that you have entered the correct number, then click Yes, it's correct.

STEP 2: Install the Duo Mobile App on Your Smartphone

a) Go to the App Store or Play Store on your smartphone.

b) Search for Duo Mobile.

c) Install the app on your smartphone. There is no fee to install the app. 

STEP 3:  Complete Enrollment Using Your Computer and Your Smartphone

a) After completing the installation of the app on the smartphone, open the Duo Mobile app.

b) Tap the Add button at the top-right of the screen.

c) Select Use QR code and scan the code currently being displayed on your computer screen.

d) Adjust the Account name if necessary, then tap Save.

Your new phone is now configured for Duo.