diff --git a/app/backend/systemproperties.cpp b/app/backend/systemproperties.cpp
index 739abdb8..ef79097a 100644
--- a/app/backend/systemproperties.cpp
+++ b/app/backend/systemproperties.cpp
@@ -148,21 +148,18 @@ void SystemProperties::updateDecoderProperties(bool hasHardwareAcceleration, boo
 QRect SystemProperties::getNativeResolution(int displayIndex)
 {
     // Returns default constructed QRect if out of bounds
-    Q_ASSERT(!monitorNativeResolutions.isEmpty());
     return monitorNativeResolutions.value(displayIndex);
 }
 
 QRect SystemProperties::getSafeAreaResolution(int displayIndex)
 {
     // Returns default constructed QRect if out of bounds
-    Q_ASSERT(!monitorSafeAreaResolutions.isEmpty());
     return monitorSafeAreaResolutions.value(displayIndex);
 }
 
 int SystemProperties::getRefreshRate(int displayIndex)
 {
     // Returns 0 if out of bounds
-    Q_ASSERT(!monitorRefreshRates.isEmpty());
     return monitorRefreshRates.value(displayIndex);
 }
 
@@ -228,6 +225,8 @@ void SystemProperties::refreshDisplays()
     }
 
     monitorNativeResolutions.clear();
+    monitorSafeAreaResolutions.clear();
+    monitorRefreshRates.clear();
 
     SDL_DisplayMode bestMode;
     for (int displayIndex = 0; displayIndex < SDL_GetNumVideoDisplays(); displayIndex++) {
@@ -236,8 +235,11 @@ void SystemProperties::refreshDisplays()
 
         if (StreamUtils::getNativeDesktopMode(displayIndex, &desktopMode, &safeArea)) {
             if (desktopMode.w <= 8192 && desktopMode.h <= 8192) {
-                monitorNativeResolutions.insert(displayIndex, QRect(0, 0, desktopMode.w, desktopMode.h));
-                monitorSafeAreaResolutions.insert(displayIndex, QRect(0, 0, safeArea.w, safeArea.h));
+                // Keep these lists compact because their QML consumers iterate until
+                // the first empty entry. Inserting by SDL display index is invalid if
+                // an earlier display was skipped (for example, a >8K virtual display).
+                monitorNativeResolutions.append(QRect(0, 0, desktopMode.w, desktopMode.h));
+                monitorSafeAreaResolutions.append(QRect(0, 0, safeArea.w, safeArea.h));
             }
             else {
                 SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,