title: Swift UISlider removing thumb tint not fully loaded issue
body: <p>i was working with UISlider and wanted to remove the Thumb tint so i made it with Clear color. but after removing thumb tint, it's not perfectly fully loaded.
  how do i fix this? <a href="https://i.stack.imgur.com/45vQE.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/45vQE.png" alt="image" /></a></p>