Hi @juanerazo, thanks for the post and report, I took a look and it seems the slider has the “hide arrows at each end setting”, so the right arrow does not show on the last slide: Image 2018-06-11 at 9.59.33 AM
I would uncheck that and see if it helps, here is what I see when I disable that:
It looks like there may also be some styling offsets on the Slides and mask (the 95px and -95px that are affecting the layout, when I remove those the slider works as it should with default scripted behavior:
Changing the margins or padding on those slides can have unintended results, I would probably check further on the slide styling or create a new post how to achieve the effect you are after on that.