This documentation is not using the current rendering mechanism and will be deleted by December 31st, 2020. The extension maintainer should switch to the new system. Details on how to use the rendering mechanism can be found here.
Dynamic page title¶
In normal case you will only see the page title of the detail page. It would be much better to show event title and event date in title. You can realize that with following TypoScript:
config.titleTagFunction = JWeiland\Events2\UserFunc\SetTitleForDetailPage->render