1. Open the website or application of Chuangxian Tektronix Education Cloud and log in the account.

2. Find the course you want to watch on the homepage or in the course list, and click to enter the course details page.

3. Find the play option on the details page and click to enter the play page.

4. In the play page, you can select a specific chapter or time period to watch, and then click the play button to start watching the play.

5. If you need to pause, fast forward or rewind playback, you can use the relevant buttons in the player control to operate.