― If you have deleted some important files accidentally, don't get too much depressed. Just keep your head cool because there are data recovery software that can unerase your files. Shift + Delete will visually delete files but leaves some traces which such software explores. Wise Data Recovery is such a free software that can efficiently undelete your 'deleted' to exactly the same state it was before. This is like PDFZilla Free File Undelete, that I discussed few days back. In [...].