diff --git a/live-view/live-view.js b/live-view/live-view.js
index 556b7f4ef2..0518174777 100644
--- a/live-view/live-view.js
+++ b/live-view/live-view.js
@@ -877,7 +877,7 @@ async function renderLiveViewHTML(file) {
   }
 
 
-  liveView.innerHTML = '<iframe src="'+ livePath +'" name="' + file.name + '" title="' + file.name + '" class="live-frame" allow="accelerometer; camera; encrypted-media; display-capture; geolocation; gyroscope; microphone; midi; clipboard-read; clipboard-write" allowfullscreen="true" allowpaymentrequest="true" loading="lazy" sandbox="allow-downloads allow-forms allow-modals allow-pointer-lock allow-popups allow-presentation allow-same-origin allow-scripts allow-top-navigation-by-user-activation" scrolling="yes" frameborder="0"></iframe>';
+  liveView.innerHTML = '<iframe src="'+ livePath +'" name="Live view" title="Live view" class="live-frame" allow="accelerometer; camera; encrypted-media; display-capture; geolocation; gyroscope; microphone; midi; clipboard-read; clipboard-write" allowfullscreen="true" allowpaymentrequest="true" loading="lazy" sandbox="allow-downloads allow-forms allow-modals allow-pointer-lock allow-popups allow-presentation allow-same-origin allow-scripts allow-top-navigation-by-user-activation" scrolling="yes" frameborder="0"></iframe>';
 
 
   const liveFrame = liveView.querySelector('.live-frame');
diff --git a/utils.js b/utils.js
index 7ee3172b46..b3b285e429 100644
--- a/utils.js
+++ b/utils.js
@@ -187,6 +187,24 @@ window.addEventListener('online', () => { isOffline = false });
 window.addEventListener('offline', () => { isOffline = true });
 
 
+// persistent storage
+
+let isPersistStorage = false;
+
+if (navigator.storage && navigator.storage.persist) {
+  
+  isPersistStorage = await navigator.storage.persisted();
+  
+  if (!isPersistStorage) {
+    
+    // request persistent storage
+    isPersistStorage = await navigator.storage.persist();
+    
+  }
+  
+}
+
+
 // base64 encode/decode
 
 let encodeUnicode = (str) => {
diff --git a/worker/client-channel.js b/worker/client-channel.js
index 2561a2158c..4c479e9811 100644
--- a/worker/client-channel.js
+++ b/worker/client-channel.js
@@ -4,7 +4,7 @@
 
 
 // update worker name when updating worker
-const WORKER_NAME = 'codeit-worker-v491';
+const WORKER_NAME = 'codeit-worker-v492';
 
 
 // internal paths