Very obvious.
::puts on tinfoil hat::
Trump instructed him (as well as the others) to attack and discredit the movement while simultaneously sending us a message.
If you notice, he doesn't directly ever say anything about Q. His entire video is about how to not fall into the bad vices and temptations of groupthink. But QAnon is about forcing the public to think critically and not groupthink.
Anyone who publicly supports or discusses this Q stuff in any positive light is getting their career wrecked. Roseanne mentions it and gets fired. Other celebrity "supporters" are finding major pushback. Scott is playing part in the Kabuki Theater.