hi im new in this great community
here its my problem
i work with two subtool one done with zsphere and the other one done with poly sphere(i also try with tool done in the same way) so i try to merge this two subtool and once having one subtool
i try to smooth or inflat or whatever brush i try to use ,this single tool work as two separate subtool
even more i use the export option as OBJ format and then i import but nothing change one subtool working as two separete tool
why this?