Once you install and activate plugin from XStore > Plugin installer then it’s activated. You can manage home page sections from Home page section https://xstore.helpscoutdocs.com/article/115-home-page-section
You’ll be able to check the AMP version of your site using a mobile device.
Even calendar is the third-party plugin page and it’s not included in the AMP version. So, if you have a separate page for this then the user will be redirected to non-AMP version of this page.
