There should be instructions included in the .zip file (readme.txt or install.txt
or something like that).
it may contain files such as:
If that is the case, you'll need to unzip the gauge and sound files and
put them in the gauge and sound folders in the main fs9 directory..
I generally will unzip them, and then copy/paste.
The panel.zip files will go to the panel folder of the aircraft to which you
want the panel.
What a long strange trip it's been