when slide becomes active, click read more link if not expanded inside slide.

footer-scripts.html

<script>

document.addEventListener("DOMContentLoaded", () => {

  /* provide the identifier */
  const sliderIdentifier = 'vqpbkn';
  
   /* listen for slider being initialised */
  document.querySelector('.x-slider[data-x-id=' + sliderIdentifier + ']').addEventListener( 'x_slider:init', () => {
    
      /* get the Splide instance to control the slider */
      const sliderInstance = xSlider.Instances[sliderIdentifier]  


      /* listen for slide becoming active, click button inside slide if not expanded */
      sliderInstance.on( 'active', slide => {
        
        if ( slide.slide.querySelector('.x-read-more_link[aria-expanded=false]') ) {
          slide.slide.querySelector('.x-read-more_link[aria-expanded=false]').click()
        }
        
      } );

  })
  
})

</script>