The .plist files are simply Apple "preferences lists" (.plist). They have
nothing to do with MM product activation.
For example, the .plist keeps track of the way the application interacts
with the Mac OS Navigation Services, saving the name of the last folder used
in Open, Save, Export and Import dialogs as well as location of 'Print to
File' operations. If you trash the file, FH defaults to the Doents folder
for these operations until you've completed these operations, choosing other
I'm speaking of the file:
I've trashed my freehand plist file with no need for reactivation. It did
solve some 'crash on Print command' issues I had early on in FHMX/OS X (not
I don't know what your dispute with MM is, but if you are the legal owner of
a serial number, you should have no problems. I recently replaced the main
hard drive of my computer, reinstalled OSX and all applications, and had no
problem reactivating FH. I did have to reenter my serial number, though.
I will again post the location of the MM HotFix which solves activation
problems that might occur after a System upgrade.