title: Disable back button text
body: <p>I want to disable the back button text in Xamarin iOS, 
  along with the button itself. I already disabled the back button itself but the text is left.</p>
  
  <p><a href="https://i.stack.imgur.com/y1x0o.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/y1x0o.png" alt="enter image description here"></a></p>
  
  <p>Does anyone know of any way to disabling the text as well?</p>
  
  <p>Thanks</p>