Hi How can i completely wipe old deleted data from hard disk i am trying with ccleaner and cleaning the /w Free Space (35 Pass) after cleaning the free space i scanned my laptop with easeus data recovery software after full scanning recovery software is detecting only 4 files then i used revo uninstaller and PrivaZer to remove the traces and remove the files names from $MFT after the competition of process i restarted my laptop and again scanned the laptop with easeus and recuva now both softwares detecting all deleted files from this window and from previous window
here is screenshot
how can i permanently wipe this data from hard disk
System :
HP G72250us
220 gb HDD
Windows 8.1
