title: oh my zsh terminal shows weird characters
body: <p>I've followed the official git repository of oh my zsh. I've even set the ZSH_THEME = agnoster. But I've been facing some issues in the terminal like the screenshot below.</p>
  
  <p><a href="https://i.stack.imgur.com/TQxcK.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/TQxcK.png" alt="enter image description here"></a></p>
  
  <p>Whereas the official documentation shows a picture of the terminal like this. </p>
  
  <p><a href="https://i.stack.imgur.com/lNObe.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/lNObe.png" alt="enter image description here"></a></p>
  
  <p>I'm using Windows 10, enabled Linux Sub System and installed Ubuntu from Microsoft Store. The terminal I'm seeing on my screen doesn't look even remotely close to the terminal in the documentation, though I've followed all the steps correctly.</p>