Fix missing or delayed call notifications

If you're not getting call notifications or they’re delayed, try these tips to fix the problem.

Try common fixes

If you’re using Duo for web:

Check your internet connection: Make sure your computer is connected to the internet.

If you're using Duo on a Chromebook:

• Connect to the internet: Learn how to connect your Chromebook to Wi-Fi.
• Re-open the app: To start Duo again, quit and re-open the app.
• Download the latest version of the app: Check that you have the latest version of Duo for Chrome OS. If you don't, the page will say "Update."

Try more fixes for the web

Turn on Duo notifications

To receive Duo notifications on your computer, give notification permission to Duo in your browser settings.

For Chrome:

1. In the top right of your browser, click More Settings.
2. In the search menu, enter “Notifications.”
3. Click Content settings Notifications .
4. Next to “Allow,” click Add.
5. Enter duo.google.com.
6. Click Add.

If you’re using a different browser, check their website for instructions:

• Firefox
• Safari
• Edge

Check blocked numbers

1. On your computer, go to duo.google.com.
2. In the top right, click Settings Blocked users.
3. Check if the number is blocked:
   • To unblock a number, click Remove .

Try more fixes for a Chromebook

Turn on Duo notifications

1. Open your device's Settings .
2. Select Google Play Store Manage Android preferences Apps Duo Notifications.
3. If notifications are off, turn them on.
4. Open Duo More Settings Notifications.
5. If Call notifications are off, turn them on.

Check blocked numbers

1. On your Chromebook, open Duo.
2. At the top right, select More Settings Blocked numbers.
3. Check that the phone number isn't blocked.

Need more help?

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