- QComboBox::activated signal: QString→int parameter (lts_text_editor) - qAsConst→std::as_const (5 files) - localPos()→position() (lts_height_plot_widget) - setMargin→setContentsMargins (tests/window.cpp) - CMAKE_AUTOUIC OFF + include in header for MOC - enterEvent(QEnterEvent*) signature fixes - QRegExp→QRegularExpression replacements All LtsWidgets module files now Qt6-compatible.