- On your smart phone, download and install the Duo Mobile app from your device app store. If you already have Duo Mobile installed, you can skip the installation step.
	
	
- On a computer, open a browser and go to a page like my.bucknell.edu or mail.bucknell.edu. You'll be prompted for your username and password. 
- 
	When Duo tries to authenticate, select Other Options
  
 
- 
	Select Manage Devices
  
 
- 
	You will need to verify yourself. Select Text message passcode.
  
 
- 
	Enter the code texted to your smart phone in the passcode field box. If you do not get the passcode, select send a new passcode and enter the code sent via text.   
 
- 
	Once verified, you will see a list of devices on your Duo account. Select I have a new phone under the device phone number you need to activate.
 Note: Device type (Android, iPhone, etc.) will update after you reactivate your new smart phone.
  
- 
	Select Get started on the "Let's set up your phone" screen
  
 
- 
	Select Send me a passcode to confirm ownership of the smart phone
  
 
- 
	Enter the passcode texted to your device and select Verify 
-    Select Next to open the Duo Mobile app.
  
 
- Switch to your smart phone. 
 
- On your smart phone, open your Duo Mobile App (enable camera if asked).
	
		- If you do not have an account listed click on Add Account (+)
  
 
 
- Click on Use QR code   
  
 
- Go back to your computer and hold your smart phone up to the screen to scan the QR code.
   
 
- When the QR code is successfully scanned you will see an account pop up in Duo Mobile. Save the account.
  
 
- Congratulations! You have successfully authenticated Duo.
 
Additional Information
How do I activate Duo Mobile on my phone (Student)?
Troubleshooting Duo issues
Duo Security FAQ
How do I self enroll in Duo Security?
How do I reactivate Duo when I get a new phone?
How do I add a new phone number or secondary device to Duo?
What versions of iOS and Android does Duo support?
How do I use Duo Security with a Yubikey?
Activating the Duo Mobile app for Push Notifications (from SMS)