Before asking permission, let’s check if the permission is already granted. To get the notification permission, you can use: Consider that the Notification.permission is default. Now you need to ask…

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Learn how to create browser notifications in JavaScript. Using the Notification API you can display a notification on your website. Three simple steps to show system notification. Ask the user for permission to show the notification. Show the notification with your custom message. To check browser support typeof Notification !== "undefined"

Creating Browser Notification in JavaScript