diff -u -r ukui-control-center-3.1.2/shell/mainwindow.cpp ukui-control-center-3.1.2/shell/mainwindow.cpp --- ukui-control-center-3.1.2/shell/mainwindow.cpp 2023-04-03 13:52:30.000000000 +0800 +++ ukui-control-center-3.1.2/shell/mainwindow.cpp 2023-06-17 23:00:33.000000000 +0800 @@ -724,7 +724,7 @@ "QPushButton:pressed{background-color:%2;border-radius: 6px;}").arg(hoverColor).arg(clickColor)); } - connect(qtSettings, &QGSettings::changed, this, [=,&hoverColor](const QString &key) { + connect(qtSettings, &QGSettings::changed, this, [=](const QString &key) { if (key == "styleName") { iconBtn->reLoadIcon(); hoverColor = this->pluginBtnHoverColor(qtSettings->get("style-name").toString(), true);