Unzip the file on the USB flash drive

Using  unzip that comes with windows 7

  1. In Windows 7, navigate to the zipped (compressed) file you want to Unzip, and right-click it.
  2. On the menu that pops up, roll your mouse over Open with, then click Windows Explorer.
  3. You will then see the contents of the zip file. Click the file and drop it on your USB drive. 

If you are using windows xp,  you will have to download a zip file archiver. 7-zip or winzip are good ones. When copying all files to the USB drive, if a duplicate file exists, select "copy and replace" to replace that file. Local folder is not needed so you can delete it.

 

video on youtube

https://www.youtube.com/watch?v=HzBF377jwto