1. Open a sample document and click the "Quick Access Toolbar" drop-down button at the top of the interface (as shown by the red arrow in the figure).
2. Click "Show Menu Bar" in the pop-up menu (as shown by the red arrow in the figure).
3. You can see that the menu bar appears at the top of the software interface (red box in the figure), and then click "Tools" (blue arrow in the figure).
4. Click "Drawing Settings" in the pop-up menu (as shown by the red arrow in the figure).
5. The "Sketch Settings" dialog box (red box in the figure) pops up, and relevant settings can be made. This solves the problem of how AUTOCAD20 14 can find "Sketch Settings" through the drop-down menu bar.