Editing a scene without turning off the Timeline panel.
Hello, this is by design, when entering the video mode, we assume the scene is already finished. If we edit the scene in video mode, then the whole scene setting will change, which makes the scene management a little confusing.
The artistic process involves constant work in the frame, such as in 3dsMax when you always have a window with a camera and you can work in the scene from an angle … Google translate sorry )