On an external drive, the delete key is more of a suggestion than a final verdict. Files that appear to vanish from a USB ...

Your old solid state drive (SSD) has a lot of files on it that you probably don't want ending up in a stranger's hands, so you keep it in a place safe from prying eyes and greedy hands. As long as it ...

The Windows tool Diskpart overwrites all data on the hard drive with a zero, which is considered a secure deletion method. This applies at least to classic hard drives, i.e. HDDs with magnetic discs.

What this means is that the deleted file is not fully gone and can still be recovered. It's only when the data is overwritten that it becomes unrecoverable. However, SSDs don't play by the same rules ...