How To Wipe A — Windows Hard Drive

This writes new data over old sectors – enough to stop recovery software like Recuva, but not forensic tools.

Before you begin, remember that wiping a drive is permanent. Copy photos, documents, and videos to an external drive. Sync your browser bookmarks and passwords. how to wipe a windows hard drive

This removes all partition tables but does not securely overwrite data sectors like the methods above. This writes new data over old sectors –