QuickPick helps you to select one of the objects on the way of the mouse cursor that perpendicular to the NX screen. These objects change due to NX applications
Snap settings, use for attaching curves to each other. It is mostly used in the sketch environment. Some of the snap options hidden on the top bar. My advice is
You can select edges, curves, etc… behind objects like surfaces, solid bodies if “Allow Selection of Hidden Wireframe” activated. The command is on the