Comment 2 for bug 80870

I get this:

Configuring flashplugin-nonfree

Have you already downloaded the .tar.gz package from Adobe? If so, │
  │ please enter the directory you downloaded it into. Do not include the │
  │ filename here. If you have not already downloaded it, leave this blank │
  │ and the package will be downloaded automatically. │
  │ │
  │ Location to the local file: