Unreal 4.25 (Missing Modes Window)

I can’t update windows at the moment and do not have .net 4 because I first need to update. I get a warning when I start the editor that it needs .net 4 but everything works. Only one window/dialog does not work: the Editor Modes Pane. The option to start it is also grayed out. Is this caused by using the older .net version?

That menu always looks like that. The mode dialogue has moved to here:

302435-modes.jpg

If you want it back in the old place, you can change this editor preference: