If you want to buy online courses on a certain platform, you need to register on the platform first. Secondly, you can look at the payment methods, some are prepaid, and some can be purchased directly by card, WeChat, Alipay, etc. After you choose the course, open the link and there will be paid content. You can operate according to the payment content. After the payment is completed, the course purchase is successful.

Basically, it only takes three steps, that is, find the course, then open the link and pay.