Have you downloaded and installed the new version of H9 Control, v3.5.0?
https://www.eventideaudio.com/support/product/1151/installers
You need to install both the latest versions of H9 Control and the H9 software to see and use the new algorithm.
You can check which version of H9 Control you have installed by clicking on the Settings button in H9 Control's bottom bar and going to About.
