Can't verify phone number for Duo on Pixel Slate

If you're having problems sending or receiving the SMS verification code for Duo on our Pixel Slate, try the following steps to finish verifying your phone number.

Step 1: Check your phone number

Check your phone number, and make sure there aren’t any typos. If you didn’t include your country code, add it before your number.

Step 2: Check for a good Wi-Fi or mobile data connection

  • Check your settings:
    • Either Wi-Fi or mobile data needs to be on.
    • Airplane mode needs to be off.
  • Move to where you have a better connection. Your Wi-Fi or mobile data icon should have at least 1 bar.
  • To test your connection, open a browser, like Chrome or Safari. Go to a website and see if it loads.

Step 3: Check that you can get SMS texts

  • Check your settings:
    • Cell signal needs to be on.
    • Airplane mode needs to be off.
  • Ask a friend to text you to make sure your phone is working.

Step 4: Request a new verification code

  • If you don't receive a text message, tap Resend SMS.
  • If you have a cell connection and aren't getting the SMS, request a call by tapping Call me.

Step 5: Try fixing the app

Quit & restart the Duo app on your device

  1. At the bottom right, select the time to open the status area.
  2. Open Settings Settings.
  3. Under "Google Play Store," select Google Play Store.
  4. Select Manage Android preferences.
  5. Select Apps. From the list of apps, select Duo.
  6. Choose Force Stop. Open Duo again.

Uninstall and reinstall the app

  1. Uninstall Duo.
  2. Download Duo again.
  3. Open the Duo app.

Restart your device

  1. Turn off your device.
  2. Turn it back on.
  3. Open the Duo app.

Need more help?

If none of the above solve the issue, you can ask questions in the Duo Help Forum.

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