1. First, click Online Continuing Education to enter the online education page.

2. Click any play button to enter the video window, showing the beginning of learning.

3. Outside the video window, right-click where there is a picture and save the picture as. Then a small window pops up.

Finally, don't do anything, you can continue to watch the video.

Principle: When the video plays the page, another window will pop up and become the current window. Clicking the mouse will not be considered as leaving the current page, and the video will continue to play.