Warning: This package has serious security bugs.

1. Change user
   You must run Communicator as the user which owns the Communicator installation. If you don't know, what this means, ignore it.
2. Install
   Install the Netscape 6 Flash package:
   Note that it stands under the Netscape 6 License.
   
3. Restart
   After successful installation, restart Communicator.

Alternative download: Macromedia Flash Win32 (1M), Macromedia Flash Linux (0.5M)