Duplicate File Detective can easily be uninstalled at any time.
Two means of uninstalling are provided:
1)There is an Uninstall shortcut in the Windows Start Menu group that is created when Duplicate File Detective is installed.
2)You can also uninstall via the Add/Remove Programs Control Panel applet, which is known as Programs and Features in more recent versions of Windows.
Both methods of uninstalling achieve the same result.