We haven’t added the arrows for the mobile view, as the widget shows one full column and a part of the next column. So, the website visitors see that there are more tables on the right and can swipe.
However, we kept them for the mobile view in the configurator, because you can’t use the swipe option when checking it from the desktop:
We agree that for more clarity it would be great to add navigation arrows too and this idea is already on the Wishlist - Display navigation arrows on mobile.
If more users upvote it, we’ll try to consider it in the future 