title: How do I show a mobile keyboard in react-web-app?
body: <p><strong>The following code is omitted a lot.</strong></p>
  
  <pre><code>const searchRef = useRef(null);
  
  useEffect(() =&gt; {
      searchRef.current.focus();
    }, []);
  
  &lt;input
     type="text"
     className="search_bar"
     ref={searchRef}
  /&gt;
  </code></pre>
  
  <p><strong>I want the mobile keyboard to appear automatically when the screen appears.</strong></p>