title: Batch file to rename files in multiple folders
body: <p>I have the folder and file structure as given below. I am in need of a MS DOS batch file to rename the files in multiple folders. Can anyone please help out?</p>
  <pre><code>- Main Folder
  
      --&gt;Sub Folder1
          --- File1_EN.txt
          --- File2_EN.txt
  
      --&gt; Sub Folder2
          --- File3_EN.txt
          --- File4_EN.txt
  </code></pre>
  <p>I want to rename  the suffix &quot;EN&quot; in file names to &quot;ENU&quot;.</p>