You can use the following JavaScript snippets to freeze Sliders / Carousels on your sites. Please if we miss any slider libraries you use. There are plenty of them!
Copy jQuery('.owl-carousel').trigger('stop.owl.autoplay');
jQuery('.owl-carousel').trigger('to.owl.carousel', 0, 0);
Copy jQuery('.slick-slider').slick('slickSetOption', 'autoplay', false, true);
jQuery('.slick-slider').slick('slickPause');
jQuery('.slick-slider').slick('slickGoTo', 0, true);
Copy document.querySelector('.swiper').swiper.autoplay.stop();
document.querySelector('.swiper').swiper.setProgress(0, 0);
Copy _N2.r('#n2-ss-3', function(){
_N2['#n2-ss-3'].pauseAutoplay();
_N2['#n2-ss-3'].slide(0);
});