w2x-app [advanced_option]* [input_docx_file]?
may be used to initialize field "Input DOCX file".input_docx_file
Advanced options:
-vvShow debug messages.
-putpref key valueAdds or replace preference specified by key/value to the set of the user's preferences. See Appendix B, User preferences.
-delpref keyRemoves preference specified by key from the set of the user's preferences.