Here is a list of command line parameters that the Spybot-S&D installer supports:

• /silent
  Will display the progress during installation, but not the wizard.
• /verysilent
  Even the progress will not be shown. Errors etc. would still be shown.
• /nocancel
  Disables the Cancel and Close button. Useful with /silent.
• /dir="x:\dirname"
  Installs into that directory instead of the default one.
• /group="folder name"
  Installs into a program group of that name instead of the default one.
• /noicons
  Avoids creation of any icons for the installed software.
• /components="comma separated list of component names"
  Installs the given components instead of the default ones. Components are main, blind (icons for blind users), language (all language files) and skins.