title: Xcode update stuck after updating macOS
body: <p>After updating macOS, </p>
  
  <p><a href="https://i.stack.imgur.com/23xvq.png" rel="noreferrer"><img src="https://i.stack.imgur.com/23xvq.png" alt="enter image description here"></a></p>
  
  <p>I cannot update XCode anymore:</p>
  
  <p><a href="https://i.stack.imgur.com/vE1Iw.png" rel="noreferrer"><img src="https://i.stack.imgur.com/vE1Iw.png" alt="enter image description here"></a></p>
  
  <p><a href="https://i.stack.imgur.com/pZmmm.png" rel="noreferrer"><img src="https://i.stack.imgur.com/pZmmm.png" alt="enter image description here"></a></p>
  
  <p>I have been waiting for 2 hours but AppStore does not update.</p>
  
  <p>How do I restart the Xcode update process from the beginning?</p>
  
  <p>Regards</p>