title: How can I remount my Android/system as read-write in a bash script using adb?
body: <p>For info </p>
  
  <pre><code>adb remount 
  </code></pre>
  
  <p>returns <code>"remount failed: Operation not permitted"</code></p>
  
  <pre><code>adb shell 'su -c  mount -o rw,remount /system'
  </code></pre>
  
  <p>returns <code>unknown option -- o</code></p>
  
  <p>My device is rooted.</p>