Library /sys$common/syshlp/decw$printwgt.hlb Overview, print_options, job_name  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  The Job Name field allows you to enter a text string
  that names the print job.

  To enter text in the Job Name field:

  1. Move the pointer to the Job Name entry field.

  2. Click MB1. Enter a message in the field.

  3. Click on the OK button.

  The default is the name of the first (or only) file in
  the job.