title: Run MSI File As Administrator in batch file
body: <p>I want to install our software by running MyInstall.msi.
  I did this,</p>
  
  <pre><code>call msiexec.exe /i /a "MyInstall.msi"
  </code></pre>
  
  <p><a href="https://i.stack.imgur.com/i1Y85.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/i1Y85.png" alt="enter image description here"></a></p>
  
  <p><code>/a</code> is supposed to run as administrator. But after added this argument, the installing wasn't quiet anymore, even I added the -quiet argument. How do I use the adminstror to install the software quietily?</p>