title: My ads are not showing
body: <p><strong>Hello guys</strong>...
  I have source code for application 
  When I change the code of <code>admob</code> My ads are not showing.
  What's a problem?
  <a href="https://i.stack.imgur.com/8MH41.png" rel="nofollow noreferrer">enter image description here</a></p>