PrivaZer should detect no trace in the free space.Ĭomment : a minimum level of traces will always be detected on your C:\ drive.īecause your system continuously creates files, moves files and deletes temporary files in the background. Scan the traces in free space with PrivaZer Reset to zero free space with sdelete (use option -z to zero current drive free space) 1 Click here to see tutorial &ĭetection of residual traces in free spaceĭownload free version of sdelete from Microsoft website : here You should notice that 2nd cleanup is much faster than 1st one.Ĭomment : smart cleanup of free space is available for all FAT and NTFS formatted drivesĪnd for C:\ drives if formatted as NTFS (which is generally the case) Click here to see tutorial & Scan and clean traces in free space with PrivaZerĭo step 1 again and compare elapsed times