You can learn how to recover deleted files on computer if you accidentally delete a file on your computer. It is possible to restore the file if it is still in the recycle bin. If you can’t find the file in the recycle then never fear, you can still recover your file . When you delete a file your operating system does not actually erase the file. It simply marks the space that file occupies as available so when needed another program can over write that section of the disc. There is some software that can even recover partially overwritten files .
Undelete programs are excellent to recover lost or deleted files . Much of the success of using this program will depend on if the file has been overwritten or not. If you have just accidentally erased a file then you will be able to completely recover it. However if the file you want to recover was from a few weeks ago and you have been using your computer since then the chances of recover are less. To ensure that you do not overwrite the deleted file you should not go onto the Internet, send e-mail, copy or save any other files.
One of the easiest ways to restore an accidentally deleted file is to back up your drive frequently. If you use your computer a lot and have important material on your drive then you should back it up every day. You can also back up your drive to an offsite server or to a disc if your hard drive isn’t too big.
If you have lost a file or folder due to a hard drive error then this can be more problematic. There is software available that can communicate with your hard drive and recover any possible information of off it. Some software can even recover files if you have reformatted the disc. If your hard drive is severely damaged then you may need to send it to a company that specializes in computer forensics and data recovery.
Source by Geoff White