title: Tab bar controller didn't show right bar button item: Swift
body: <p>I can't add the button to the tableView screen after the TabBarController screen and move a segue to the next screen. And I can't add a title to this screen. I'm adding a button, and can't see it, the same thing with a title.</p>
  <p>My storyboard looks like this:</p>
  <p><a href="https://i.stack.imgur.com/aoPVq.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/aoPVq.png" alt="enter image description here" /></a></p>