Hi, I'm on Windows 8 with 64-bit OS myself, but I can still see the Securely Delete option when I right-click on files.
Maybe you had a corrupted install of DOC?
Try uninstalling it and re-installing it again by downloading a copy of it here:
http://www.2brightsparks.com/assets/software/DeleteOnClick_Setup.exe
Maybe you had a corrupted install of DOC?
Try uninstalling it and re-installing it again by downloading a copy of it here:
http://www.2brightsparks.com/assets/software/DeleteOnClick_Setup.exe