Whether you manage to resurrect version 1.52 or move on to the Pro edition, the real work begins when you stop sliding random controls and start understanding the geometry of color. That knowledge? No LUT can teach it. But 3D LUT Creator, in any version, remains one of the best tools to discover it.
: You can process multiple files at once by using the "Add files..." option in the batch processing dialog. Troubleshooting & Support