Oh, I got it, thanks so much. Have a nice day

Hi guys, I just downloaded the lasted demo verion of Octane's and followed exactly the path guide. But it seemms that Octane just doesn't work. It shows no new button on my menu bar.
I'm using C4D R19.024. The plugin works well with C4D R23 but C4D R19. I have a lot of plugins which are only ...