How to upload a Video
1 - On the right column, on the "Actions" box, click on "Start a discussion". The Discussion editor page will load.
2 - Once on the "Discussions" editor, give your discussion any name you want: My First Build
3 - To upload a video, click on the video icon (see image bollow) on the "Discussions" editor window
4 - Choose from where the video is going to be uploaded: from your computer, from your videos, or from the web
5 - Press "Submit video"
How to upload a picture
1 - Click on "Insert image" icon of the "Discussions" editor
2 - On the "Inset Image" screen, follow the steps to insert your image