Update issues

Clients site crashed. Got it back up mostly but this plugin seems to be not working correctly

Deprecated: Optional parameter $content declared before required parameter $render_slug is implicitly treated as a required parameter in /home/cpappros/public_html/wp-content/plugins/carousels-slider-for-divi/includes/modules/ImageCarouselItem/ImageCarouselItem.php on line 201

Deprecated: Optional parameter $content declared before required parameter $render_slug is implicitly treated as a required parameter in /home/cpappros/public_html/wp-content/plugins/carousels-slider-for-divi/includes/modules/LogoCarousel/LogoCarousel.php on line 697

Deprecated: Optional parameter $content declared before required parameter $render_slug is implicitly treated as a required parameter in /home/cpappros/public_html/wp-content/plugins/carousels-slider-for-divi/includes/modules/LogoCarouselItem/LogoCarouselItem.php on line 119

Deprecated: Optional parameter $content declared before required parameter $render_slug is implicitly treated as a required parameter in /home/cpappros/public_html/wp-content/plugins/carousels-slider-for-divi/includes/modules/TestimonialCarouselDivi8/TestimonialCarouselDivi8.php on line 744

Deprecated: Optional parameter $content declared before required parameter $render_slug is implicitly treated as a required parameter in /home/cpappros/public_html/wp-content/plugins/carousels-slider-for-divi/includes/modules/TestimonialCarouselItemDivi8/TestimonialCarouselItemDivi8.php on line 132

The page I need help with: [log in to see the link]