LayerSlider is not playing videos in iPad, tablets, iPhone etc...

LayerSlider plays videos on laptop or desktop screens but when it comes to small devices like ipad, iphone, samsung tablet etc, it keeps loading and does nothing. Any solution?

Thanks!

Have you already tried to contact the author (@kreatura )?
There is Contact section on the right side https://codecanyon.net/user/kreatura

Thanks!
Wrong section.