Hi.,
We’re sorry to hear that you feel this way
1) kindly follow these steps to assign lessons to the course:
Step1: Navigate to the dashboard > LMS > Lessons > Create a new lesson
Step2: Navigate to the dashboard > LMS > Course > Courses option > Curriculums > Add lessons
Please refer: https://prnt.sc/KS7OrOb3L2qc
2) You can track your customers’ purchase details in Woo Commerce > Orders.
3) You can upload multiple videos to your courses by navigating to Course > Courses > Attachments
Please refer: https://prnt.sc/scUmlFb_Oeut
If you have any queries feel free to ask. Thanks!