It's not a feature, it's a bug in some themes. If it was a feature, the "white square" would somehow appear in themes like Adwaita. But it doesn't. It would also appear in MacOS or Windows. It doesn't. Please, get real. ;-)
It's not a feature, it's a bug in some themes. If it was a feature, the "white square" would somehow appear in themes like Adwaita. But it doesn't. It would also appear in MacOS or Windows. It doesn't. Please, get real. ;-)