The operation steps are as follows:

1. Go to Weibo's personal homepage and click the place indicated by the red arrow, namely the white pen icon, as shown in the figure below.

After entering the page of editing basic information, click "Edit" in the upper right corner to edit the information.

3. After entering the main page of editing materials, click "University", as shown in the figure below.

4. After entering the main page of the university, click "Delete Education Information" indicated by the red arrow to open an interface. Click OK.

5. After returning to the "Edit Data" page, you will see that the school column is blank, as shown in the figure below. Similarly, the operation of "company name" is the same.