The guide lists ten methods to free up disk space on Microsoft Windows computers using various native and third-party programs. free disk space. When you delete a file, Windows removes the reference to that file, but doesn't delete the actual data that made up the file on your hard drive. I have a " External hard drive that has a lot of data on it I was trying to free up some space on the hard Drive but when i delete anything the. Last but not least, even if your computer has plenty of space, you may want to free up drive space anyway as most of it is dead weight. After you do, you can click the More Options button and use the Clean up button under System Restore and Shadow Copies to delete system restore data. Is there any other solution? Hibernate is a power state in which everything that is open at the time is saved to disk. The file was created almost exactly when you ran CCleaner. So that's why I chose to simply copy everything over, quick format and restore the copy. Thanks, you resolve my problem. You may then add or remove options or click on run cleaner to clear the temporary files. Tom Hawack August 9, at If you have updated to Windows 10 Creators Update, then let Windows help out with freeing up disk space.