No need to an old school list of posts on the front page.
Create a new WordPress Page that will become your landing page.
The title of that page will show up in the black bar below the main image you set above. The content can be a description of your presentation, your name, etc whatever you want to show up front.
[startbutton] shortcode followed by the
[slidelist] one to generate a button that launches the slideshow plus a dynamically generated list of links to all slides:
Publish the page.
Now launch the Customizer while this page is in view. Open the section for Static Front Page and change the option for Front page displays to be a static page. From the Front page menu, select the name of the page you just created.
Click Save & Publish and marvel at your slick Splotpoint.