Yeah, i know how the Anchors work.
But in this case, of the Draggable Panel, don't seen to work this way.
If I make something like that:
And let the panel like this:
don't work, the content of draggable pannel still like the TOP is the center of the object:
But now, and I don't know if this is a bug or not, if i set the size of the UIPanel to the height of my projet, like 960, everythings work fine, so maybe i just need to update that manually? Or is a bug?