diff --git a/apps/OpenSpace/ext/launcher/src/sgctedit/sgctedit.cpp b/apps/OpenSpace/ext/launcher/src/sgctedit/sgctedit.cpp
index 5e16fa9314..733dc087b6 100644
--- a/apps/OpenSpace/ext/launcher/src/sgctedit/sgctedit.cpp
+++ b/apps/OpenSpace/ext/launcher/src/sgctedit/sgctedit.cpp
@@ -68,6 +68,19 @@ namespace {
         return false;
     }
 
+    bool hasMultipleGuiWindows(const sgct::config::Cluster& cluster) {
+        bool foundGui = false;
+        for (const sgct::config::Window& window : cluster.nodes.front().windows) {
+            if (window.draw2D) {
+                if (foundGui) {
+                    return true;
+                }
+                foundGui = true;
+            }
+        }
+        return false;
+    }
+
     std::vector<QRect> createMonitorInfoSet() {
         std::vector<QRect> monitorSizes;
         for (QScreen* screen : qApp->screens()) {
@@ -317,6 +330,21 @@ void SgctEdit::saveCluster() {
         }
     }
 
+    if (hasMultipleGuiWindows(_cluster)) {
+        const int ret = QMessageBox::warning(
+            this,
+            "Multiple Windows with GUI Rendering",
+            "Multiple windows have 2D/GUI rendering enabled. Note that the interactable "
+            "user interface will only be shows on the first window with such a setting "
+            "if you proceed. Dashboards and other 2D elements will be shown on all "
+            "windows.\n\nAre you sure you want to continue?",
+            QMessageBox::StandardButtons(QMessageBox::Yes | QMessageBox::No)
+        );
+        if (ret == QMessageBox::No) {
+            return;
+        }
+    }
+
     if (_configurationFilename.empty()) {
         const QString fileName = QFileDialog::getSaveFileName(
             this,
diff --git a/apps/OpenSpace/ext/sgct b/apps/OpenSpace/ext/sgct
index 3d8187cdd5..37a9673a1e 160000
--- a/apps/OpenSpace/ext/sgct
+++ b/apps/OpenSpace/ext/sgct
@@ -1 +1 @@
-Subproject commit 3d8187cdd519ed83af9c810b488e6ec2bbf1eff2
+Subproject commit 37a9673a1e12494d71e8d20117060d392402d1af
diff --git a/apps/OpenSpace/main.cpp b/apps/OpenSpace/main.cpp
index b9db56db6d..f8dce43265 100644
--- a/apps/OpenSpace/main.cpp
+++ b/apps/OpenSpace/main.cpp
@@ -747,6 +747,16 @@ void setSgctDelegateFunctions() {
 
         return currentWindow->isWindowResized();
     };
+    sgctDelegate.anyWindowHasResized = []() {
+        ZoneScoped;
+
+        for (const std::unique_ptr<Window>& window : Engine::instance().windows()) {
+            if (window->isWindowResized()) {
+                return true;
+            }
+        }
+        return false;
+    };
     sgctDelegate.averageDeltaTime = []() {
         ZoneScoped;
 
diff --git a/include/openspace/engine/windowdelegate.h b/include/openspace/engine/windowdelegate.h
index 806adc063b..8a9cd1bf65 100644
--- a/include/openspace/engine/windowdelegate.h
+++ b/include/openspace/engine/windowdelegate.h
@@ -43,6 +43,7 @@ struct WindowDelegate {
     void (*setSynchronization)(bool enabled) = [](bool) {};
 
     bool (*windowHasResized)() = []() { return false; };
+    bool (*anyWindowHasResized)() = []() { return false; };
 
     double (*averageDeltaTime)() = []() { return 0.0; };
 
diff --git a/modules/cefwebgui/cefwebguimodule.cpp b/modules/cefwebgui/cefwebguimodule.cpp
index 89f90478ce..b92f384a3c 100644
--- a/modules/cefwebgui/cefwebguimodule.cpp
+++ b/modules/cefwebgui/cefwebguimodule.cpp
@@ -228,7 +228,7 @@ void CefWebGuiModule::internalInitialize(const ghoul::Dictionary& configuration)
     });
 
     global::callback::postDraw->emplace_back([this]() {
-        bool windowChanged = global::windowDelegate->windowHasResized();
+        bool windowChanged = global::windowDelegate->anyWindowHasResized();
         if (_instance && (windowChanged || _instance->_shouldReshape)) {
             const glm::ivec2 res = global::windowDelegate->guiWindowResolution();
             _instance->reshape(static_cast<glm::ivec2>(