Step 1: Format the drive with NTFS file system because Windows operating system will support only this file system for wiping process. Steps to Wipe Free Space using Windows DOS Command: Here a detailed procedure and explanation is provided to wipe free space on Windows 7 operating system. So you need to wipe free space Windows 7 for security and privacy reason. It means that someone can recover your deleted files from computer by using powerful third party recovery software. Over a period of time, the Windows 7 can utilize this space for overwriting new files. When you delete any file on your computer, Windows 7 will remove references to that file but it doesn't erase actual data from the hard drive. Is it necessary to wipe free space in Windows 7? To prevent others from accessing or recovering deleted files from your computer, you need to wipe free space using a third party tool. But are you ready to give much more than your computer worth? Many people are not aware about it that when they are giving old computers to some other people, they are also giving the opportunity to recipients to access their data stored on computer hard disk. This is an extensively acceptable practice.

Usually when companies buy new computers, often they donate old computers to some institutions or to individuals who need computers. Wipe free space on Windows 7 for security reason

Wipe computer windows 7