If you aren't receiving notifications on WhatsApp for web, make sure your browser is properly configured:
To turn on notifications
Click Turn on desktop notifications in the blue banner at the top of the chat list.
Follow the instructions on the screen and click Allow.
If you don't see the blue banner, refresh the page. If you still don't see the banner, you may have muted or turned off notifications from WhatsApp settings. Learn how to configure your notification settings in this article.
To unblock notifications
- In Safari, go to Preferences > Notifications.
https://web.whatsapp.com is set to Deny, change it to Allow.
- Click Notification Preferences…, then click Do Not Disturb and make sure it is turned off.
- In the same window, select Safari from the menu on the left. Make sure that the Safari alert style is set to Banners or Alerts.
You can learn more about Safari notifications on the Apple Support website.