--- a/src/main.cpp Wed Jun 15 13:03:20 2022 +0300 +++ b/src/main.cpp Wed Jun 15 13:03:33 2022 +0300 @@ -598,6 +598,7 @@ } } }); + QObject::connect(ui.actionAboutQt, &QAction::triggered, &app, &QApplication::aboutQt); mainWindow.setWindowTitle(title()); mainWindow.restoreGeometry(setting<Setting::MainWindowGeometry>()); restoreSettings();