Go to Download Centre > Video Tutorial.
Video tutorial list will be open, in this list you can see the previous uploaded video link.
Now to add a video link, click on the +Add button showing at top right corner.
Add Video Tutorial model will be open. Here select the Class, Section, enter Title of tutorial, Video Link (YouTube link) and Description about the tutorial, now click the Save button.
The video link will be shown in Video Tutorial List, you can search that video link by class, section or search by title.
If you want to view, edit and delete the video link, simply hovering the mouse over the video link view icon and click on this, video link with video will be open.