How to delete unused files
Even if you empty the Recycle Bin or use format utilities, unused files are not completely deleted from your computer and there is always a chance to recover them.
File shredder software helps you permanently delete unused files from your computer to save your hard disk space and improve your computer's performance.
With delete files software you can permanently delete unused files on Windows 8, Windows 7, Windows Vista and Windows XP.
How you can use delete unused files softwaredelete unused files from your computer;
delete unused files from removable disks;
delete unused files from USB drives.
How to delete unused temporary filesWindows temporary directory stores Windows and other programs temporary files. This directory can contain files from programs you no longer have installed or files which may violate your privacy. Although Temporary files and generally not harmful, they take up lots of space and can cause Windows to operate slower than usual.
If you need to improve and optimize your computer's performance, you should permanently delete unused temporary files created by Windows and other programs while operation.