We accidentally delete files, do not we? And it is easy to remove, do not fix them. Fortunately there are free file recovery tools available. Recuva is one of them. This you can recover accidentally deleted files is a very useful and feature-rich tool. It is free to download and easy to use.
In addition to the Windows computer, also Smartmedia removable media like secure digital card, memory stick, digital camera, Sony Memory Sticks, Compact Flash cards, and many more supports.
Note: Recuva According to the developers, it also can recover data from a formatted drive. It also recover deleted mail from your mail client can. Microsoft Outlook Express, Mozilla Thunderbird, or Windows Live Mail supports. We did not test these features.
How to use Recuva to recover deleted files
First download and install Download Recuva software
Download, install and run the program on your computer. The welcome screen will appear. To continue click "Next" to

It will ask you which kind of files you are trying to retrieve?
Now choose the first option if you want to recover all the deleted files and click on NEXT.

Select the location where you want to retrieve the files from. Now the second option On my media card or iPod can come in handy if you want to retrieve deleted files from removable media such as phones memory card, iPod or digital cameras.If you want to look into any specific location on your computer, then click on Browse button.
Now choose the particular drive from which you want to recover the files and click on NEXT.

Browse for the folder. Here I selected C drive. because I want to retrieve images on my desktop which were accidently deleted by me few days ago

In the next screen, click Start button. Dont select deep scan option until you fail on your first attempt to recover the file. Note that Deep scan could take over an hour depending upon the size of your hard disk

The process will start. I was amazed to see the speed of scan. It is really very fast. It scanned 38 GB of data within 5 seconds. Very effective. Now its time to see the result

It will show all the deleted files (Recuva doesnt disappoint me. It shows more than 122 deleted files including the file I was looking for). To retrieve the file, check the box next to file name and click on Recover button

Select the folder where you want to recover your file. You should select a drive or a folder different from the scanned drive (I scanned C drive to search all the deleted files so I selected D drive to recover those files). After selecting the appropriate location, click OK button.

Now check the folder. You will get your file back. Now suppose you want to scan for deleted music. You dont need to go back and start the process again. Just click on Switch to advance mode button in the opened Recuva Window.

In the advanced mode you can select any drive and media types from the drop down. There is option button available where you could select various options like language, view mode, secure overwriting and other scan options

This way you can use Recuva to recover deleted files. I found this tool useful because it is speedier and more effective than other similar utilities
Note
Red dots : The files are irrecoverable.
Yellow dots : The files are partially recovered.
Green dots : The files are fully recovered.
Download recuva