title: how to change premission of SDCARD to Readwrite in Android 2.2 FileExplorer
body: <p>I am  trying to push a videofile onto SDCard . But when I opened SDCARD in FIleExplorer the permission of SDCard is not showing readwrite. How to change SDCard permission to readwrite so that I can push my file into SDCard.</p>
  
  <p>Thanks in Advance.</p>