1. Create a Calendar
Create a public calendar and copy the url.
You can change this later. So you can, for example, start with Google Calendar and then switch to Nextcloud.
Using Google Calendar (video 1 min)
Using Nextcloud (video 1 min)
2. Generate file
Paste the URL for the public calendar below
You can see in the videos above how to find this url
Choose a title for your calendar
If you want you can enter max 10 keywords separated by comma that describes your calendar
3. Add file to your website
Download this file and upload it to the root folder of your website.
This way you prove that the calender is controlled by the same person that controls your website.
The filename has to remain 'channels-manifest.json'