Steps:
First of all click on the symbol, which is appeared at right upper corner on your screen, then Choose the option of Seller zone.
1. Click on Manage items option.
2. Click on View More button of the course, whichever you want to add videos.
3. Click on Add a Material.
4. Click on video's image which is available at most upper left side on your screen
5. Click on make new topic
6. Write your video’s main name and then subtopic.
7. Click on subtopic name and upload video by drag and drop.
your video has been added successfully...