/install | /repair | /uninstall | /layout - installs, repairs, uninstalls or creates a complete local copy of the bundle ...

/install | /repair | /uninstall | /layout - installs, repairs, uninstalls or creates a complete local copy of the bundle in directory.  Install is the default.

/passive | /quiet - displays minimal UI with no prompts or displays no UI and no prompts.  By default UI and all prompts are displayed.

/norestart - suppress any attempts to restart.  By default UI will prompt before restart.
/log log.txt - logs to a specific file.  By default a log file is created in %TEMP%.