You don’t need to install KopyBadFile in computer like most other software. Just click on the KopyBadFile.exe file and it will start. This free utility is very easy to use. First select location of CD/DVD drive then choose the location where recovered files will be saved. Click on ‘Start’ to start data recovery process and ‘Stop’ to interrupt it. KopyBadFile will start reading data from corrupted CD/DVD and copy recoverable files to computer. It will ignore all bad sectors in damaged CD/DVD. It may take some time to recover data from DVDs. It can recover files which are more than 4GB in size. This free data recovery software works on all version of Windows OS.