Cheers Steve. Just gave it a quick go and this new settings appears to hide the four dots, but not the actual gripper box/area/padding. Where in Rhino 7 the whole things disappears when “Lock Docked Windows” is enabled:
If it’s not possible to get the less bloated Rhino 7 behaviour back, perhaps making the gripper box as narrow as the old one would at least make the issue less. Also, as apparent from the video this feels like it might be (at least technically) related to this regression: