User blog comment:WinxHarmonix09/Help/@comment-17292221-20140111003728

1. That is called the caption. Just insert the photo, and you will see a menu before adding it. You can change the size and position. To add caption/text, use the box in the side of "Caption".

2 & 3. Tabs. Insert this code.

|-|(title here)= Put your information. To close it, put this code:

3. Adding photo and video. When editing articles, you can see there's a menu on the right, just go to the first section and click "Photo" to add a picture, click "Video" to add a video.

4. I don't get what you mean. You mean using Infobox?