Open the command-line tool and create a new PhoneGap project named DownloadFile:

$ cordova create DownloadFile

Change the directory to DownloadFile:

$ cd DownloadFile

Add the File and FileTransfer API plugins using the following commands:

$ cordova plugin add cordova-plugin-file-transfer
$ cordova plugin add cordova-plugin-file

Go to the www folder, open the index.html file, and add a progress tag with the id value as progress inside the main div element of the app below the deviceready tag; assign 1 to the value attribute and 100 to the max attribute:

<progress id='progress' value='1' max='100'></progress>

Define a new JavaScript function named onDeviceReady and add it to the deviceready listener:

document.addEventListener("deviceready", onDeviceReady, false);

   function onDeviceReady...