valou t wrote:
"Is it possible to lock a FH file so that it can't be opened by Illustrator,
no matter what the version is?"
Are you trying to prevent someone else from editing your artwork?
Are you trying to prevent Illustrator from opening FH files on your own
computer? If so, what is your platform and operating system?
Illustrator 10 will open FH 4 through FH 9. I don't know if later versions
will open a FH 11 file.
You could no doubt get a better answer if you ask this question on an