Context
As you might know, Microsoft released the possibility to create a calendar modern view for your lists. This brand new feature is not limited to events lists and can be used in any library or list in your SharePoint Online sites. In this article, I’ll show you how to enable the modern view for events lists. Here we go!

List experience settings
To enable the modern experience in your list or library, go to your Site Contents then click on Show actions panel of your list to open the Settings page.

Then click on Advanced settings and go at the bottom of the page to display the List experience section. Check New experience option then click OK button to validate your settings.

Create the calendar modern view
To create the calendar modern view, go to your events list then in the ribbon click on the Calendar tab. In the Current View section, switch to All Events to display the modern experience for the list.

Finally, we need to create a new calendar modern view as below:

Set this new view as default for the list and now you’ll be able to display it in a modern experience when users access it.

I hope this article will helps you! 🙂