Picking mode allows you to select and move objects, such as points, curves, and planes.
To enter picking mode, click Select
. To leave picking mode (that is, switch back to viewing
mode), click Rotate
or Pan
.
To temporarily enter picking mode when you are in viewing mode, hold Ctrl+Shift. When you release the Ctrl+Shift keys, you will return to viewing mode.
When you click Select
to enter picking mode, a toolbar icon appears to enable you to
change the selection method:

For details, see Viewer Toolbar.