I am on a MAC HIgh Serria 10.13.5
running on 2.9 GHz core i 5
nvidia gt 750m 1024 mb
16 gigs ram
but I having problems zoom in or roatingin my view port any help please
Some more information would be helpful. What sort of problems? Lag? Camera not rotating/zooming around the selected object in the way you expect?
I have turn on all this setting in user prefence and sem to working again
Thanks for stopping by much apprecated