In the Application Preferences dialog box, Units and Guides 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.