Editor Windows
As we've seen, the Unreal Engine editor is comprised of many windows, all of which are resizable, movable, and have a corresponding tab on top of them. You can click and hold a window's tab and drag it in order to move it somewhere else. You can hide tab labels by right-clicking them and selecting the Hide
option:
If the tab labels have been hidden, you can get them to reappear by clicking the yellow triangle at the top-left corner of that window, as shown in the following figure:
Keep in mind that you can browse and open all the windows available in the editor, including the ones that were just mentioned, by clicking the Window
button in the top-left corner of the editor.
Another very important thing you should know is how to play your level from inside the editor (also known as PIE). At the right edge...