diff --git a/modules/pi_control/assets/console.js b/modules/pi_control/assets/console.js
index ca84887..fbd5953 100644
--- a/modules/pi_control/assets/console.js
+++ b/modules/pi_control/assets/console.js
@@ -1,4 +1,13 @@
 (() => {
+  window.addEventListener(
+    'beforeunload',
+    (e) => {
+      e.stopImmediatePropagation();
+      e.preventDefault();
+      e.returnValue = undefined;
+    },
+    { capture: true }
+  );
   const tabBar = document.querySelector('[data-console-tab-bar]');
   const tabPanels = document.querySelector('[data-console-tab-panels]');
   if (!tabBar || !tabPanels) return;
@@ -98,6 +107,9 @@
 
     iframe.addEventListener('load', () => {
       try {
+        if (iframe.contentWindow) {
+          iframe.contentWindow.onbeforeunload = null;
+        }
         const doc = iframe.contentWindow.document;
         ['keydown', 'mousedown', 'wheel', 'touchstart'].forEach((evt) => {
           doc.addEventListener(evt, markActive, { passive: true });