Howdy!
I'm trying the CC4  (2 days so far) I just installed the Headshot from the Reallusion Hub (everything is still on Trial for now).
But I'm not able to manipulate the face shape once I turn the headshot on, I've done a short screen record 
https://www.loom.com/share/e71122a871e9453ab5bcbdbe473b5f7f?sid=7f3e05a8-24cc-42dd-9bb1-256a82ac6d72
Thanks for your help!