1. Go to the home page of the seller's personal center and click "Seller Map" in the upper right corner, as shown in the figure below.

2. Click "Taobao University" in the pop-up list box, as shown in the figure below.

When you enter the homepage of Taobao University, there will be a prompt box. Click "Save" to close, as shown in the figure below.

4. After closing, you will see the class information, and then open a course at will.

5. The details page pops up, and click "Quit Class".