⚠️ Each form had to be closed and reopened after each dpi/text scale changes Tested with `HighDpiMode.PerMonitorV2`: dpi/text | current default font (SystemFonts.MessageBoxFont) | `SetDefaultFont(Calibri, 11)` ---|---|-- 100% dpi / 100% text |  |  100% dpi / 150% text |  |  150% dpi / 150% text |  |  150% dpi / 100% text |  |  _Originally posted by @RussKie in https://github.com/dotnet/winforms/issues/4911#issuecomment-842885537_