The Pearl 2004 does not usually put fixtures into folders by manufacturer however this is a function of the Pearl 2008 software which you can use in a Pearl 2004 with the correct hardware upgrades. That explain why I cannot make a manufacturer folder inside my board.... Thanks Gregory for the reply.

I had recently cached a new fixture personality files into my pearl 2004 board. After the new fixture had been cached, I noticed that the old cached files inside the board has gone. Ex, if the old cached personality that already inside the board had 10 files before, and I cached 3 new files, the old...