What you want to ask is why the continuing education platform of Changchun University is so difficult to use. The reason for this is the following：

1, system technical problems: Changchun University education platform has technical problems such as system bugs, slow loading speed and login problems, which will affect the user experience.

2. User interface design: The interface design of Changchun University education platform is not friendly enough or the operation is not intuitive enough, which makes it difficult for users to find the required functions or information.