Indeed. In Windows versions 1-3, minimized window didn’t actually go away, they were still being asked to paint themselves. Raymond Chen explains: ” Under the

Indeed. In Windows versions 1-3, minimized window didn’t actually go away, they were still being asked to paint themselves. Raymond Chen explains: ” Under the old model, when a window was minimized, it displayed as an icon, the icon had a particular position on the screen, and the program drew the icon in response to paint messages. (Of course, most programs deferred to DefWindowProc which just drew the icon.) In other words, the window never went away; it just changed its appearance.” https://devblogs.microsoft.com/oldnewthing/20041028-00/?p=37453 https://devblogs.microsoft.com/oldnewthing/20041028-00/?p=37...