Yes, this can be done in the Theme Settings.
Yes, you can also choose whether to have it tiled or not.
Yes, all colors and fonts in this theme can be changed.
Yes, you can choose to disable the sticky navigation if you don't want that feature.
There is no limit. However, it is recommended to not show more than 4.
No, you cannot.
There is a limit of 10 images.
Yes, all slideshow images can be linked to any URL.
Yes, you can choose between a slide or a fade transition
Yes, you can choose to show a slide for anywhere between 2 and 8 seconds
Yes, this can be removed.
Yes, you can show 2, 3, or 4 products per row.
Yes, there is a theme setting which lets you choose how many products to show per page.
You can choose the opacity level for the product image. You can also disable it entirely.
Yes, you can choose to have the image zoom feature.
Yes, you can choose whether or not to show related products on a product page.
Yes, the icon can be hidden.