Check this video: https://www.loom.com/share/ffa4938e230b410f81bcee3d6ef8fd29
simple-slider in the page content.
You can change slider or set ads / display newsletter form if you want.
In this case, it's using the slider with key
home-slider-1. You can find it in Admin -> Simple Sliders.
You can modify Home Slider 1 or change the key of shortcode to use other sliders.