If you want to be notified whenever you have a new email or Chat message, we suggest enabling desktop notifications for Gmail. When enabled, a pop-up window will appear on your desktop, so even if you're not looking at Gmail you can always know if someone is trying to contact you. Check out this blog to know about How to Get Desktop Alerts for Gmail in Your Browser. https://www.getechsolution.com/software/how-to-get-desktop-alerts-for-gmail-in-your-browser