So it looks like Autohotkey is a winner. I figured out pretty fast how to use it to arc rotate with a custom key, although I had to jump though a few hoops to get there: -when running Max in admin mode, it doesn't seem to pick up Send commands at all. -the following code seemed perfect but for some reason it acts buggy in…
Here is ahk code, first part will make Max rotate viewport while you hold S key (vk53). But make sure to remove all default hotkeys for this button or viewport will go crazy. Second one binds left mouse click to G key, so you can use it instead of clicking. You also need to bind axis constraints to some keys, e.g.: x, y,…