diff --git a/src/qt/qt_mainwindow.cpp b/src/qt/qt_mainwindow.cpp
index 3ca336ad4..148d59fdf 100644
--- a/src/qt/qt_mainwindow.cpp
+++ b/src/qt/qt_mainwindow.cpp
@@ -7,6 +7,7 @@ extern "C" {
 #include <86box/keyboard.h>
 #include <86box/plat.h>
 #include <86box/video.h>
+#include <86box/vid_ega.h>
 };
 
 #include <QGuiApplication>
@@ -187,6 +188,15 @@ MainWindow::MainWindow(QWidget *parent) :
         ui->actionAverage->setChecked(true);
         break;
     }
+    if (force_43 > 0) {
+        ui->actionForce_4_3_display_ratio->setChecked(true);
+    }
+    if (enable_overscan > 0) {
+        ui->actionCGA_PCjr_Tandy_EGA_S_VGA_overscan->setChecked(true);
+    }
+    if (vid_cga_contrast > 0) {
+        ui->actionChange_contrast_for_monochrome_display->setChecked(true);
+    }
 
     setFocusPolicy(Qt::StrongFocus);
     ui->gles->setFocusPolicy(Qt::NoFocus);
@@ -1110,3 +1120,19 @@ void MainWindow::on_actionDocumentation_triggered()
 {
      QDesktopServices::openUrl(QUrl("https://86box.readthedocs.io"));
 }
+
+void MainWindow::on_actionCGA_PCjr_Tandy_EGA_S_VGA_overscan_triggered() {
+    update_overscan = 1;
+    video_toggle_option(ui->actionCGA_PCjr_Tandy_EGA_S_VGA_overscan, &enable_overscan);
+}
+
+void MainWindow::on_actionChange_contrast_for_monochrome_display_triggered() {
+    vid_cga_contrast ^= 1;
+    cgapal_rebuild();
+    config_save();
+}
+
+void MainWindow::on_actionForce_4_3_display_ratio_triggered() {
+    video_toggle_option(ui->actionForce_4_3_display_ratio, &force_43);
+    video_force_resize_set(1);
+}
diff --git a/src/qt/qt_mainwindow.hpp b/src/qt/qt_mainwindow.hpp
index c84f65484..e46fffd87 100644
--- a/src/qt/qt_mainwindow.hpp
+++ b/src/qt/qt_mainwindow.hpp
@@ -79,6 +79,9 @@ private slots:
     void on_actionDocumentation_triggered();
     void on_actionAbout_86Box_triggered();
     void on_actionAbout_Qt_triggered();
+    void on_actionForce_4_3_display_ratio_triggered();
+    void on_actionChange_contrast_for_monochrome_display_triggered();
+    void on_actionCGA_PCjr_Tandy_EGA_S_VGA_overscan_triggered();
 
     void refreshMediaMenu();
     void showMessage_(const QString& header, const QString& message);