In the Options dialog box, Drafting tab, under AutoTrack Settings, select or clear the following alignment path display options:
Display Polar Tracking Vector. Controls alignment path display for object snap tracking. When cleared, no polar tracking path is displayed.
Display Full Screen Tracking Vector. Controls alignment path display for object snap tracking. When cleared, an alignment path is displayed only from the object snap point to the cursor.
Display AutoTrack Tooltip. Controls the display of AutoTrack tooltips. Tooltips tell you the type of object snap (for object snap tracking), alignment angle, and distance from the previous point.
Under Alignment Point Acquisition, select a method for acquiring object points for object snap tracking:
Automatic. Acquires object points automatically. If you select this option, you can press Shift to not acquire an object point
Shift to Acquire. Acquires object points only when you press Shift while the cursor is over an object snap point.