You can install the Notification Center as an app on your desktop, smartphone or tablet via the browser (not via the app store). After installation, it will run like any other installed app.
Info: The Notification Center is a Progressive Web App (PWA). You can use a PWA for a fast web experience on your computer or mobile device. You can install the PWA for faster access and additional functionality.
Check HERE to see if your browser supports the installation of a PWA.
- Open the Notification Center in a browser on your desktop, smartphone or tablet.
- Choose “Add to home screen” or “Install app” (depending on the browser you use).
More detailed instructions how to install a PWA for most used browsers: