diff --git a/1.hello-world/1.hello-world.html b/1.hello-world/1.hello-world.html
index 6797caeac..013b1f1d2 100644
--- a/1.hello-world/1.hello-world.html
+++ b/1.hello-world/1.hello-world.html
@@ -12,7 +12,7 @@
 
 <body>
     Loading...
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <script>
         if(location.protocol === "file:") {
             const message = `The page is opened via file:// and "BarcodeScanner" may not work properly. Please open the page via https:// or host it on "http://localhost/".`;
@@ -30,7 +30,7 @@
         /** 
          * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
          * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
          * LICENSE ALERT - THE END 
          */
 
diff --git a/1.hello-world/10.read-video-pwa/README.md b/1.hello-world/10.read-video-pwa/README.md
index 0bc92ffb3..c25965a10 100644
--- a/1.hello-world/10.read-video-pwa/README.md
+++ b/1.hello-world/10.read-video-pwa/README.md
@@ -26,7 +26,7 @@ First, create a file with the name "helloworld-pwa.html" and fill it with the fo
 <body>
     <h1 style="font-size: 1.5em;">Hello World for PWA</h1>
     Loading...
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <script>
         Dynamsoft.DBR.BarcodeReader.license = 'DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9';
         (async function() {
@@ -184,7 +184,7 @@ For offline use, you need to cache more files.
 
 service-worker.js
 ```javascript
-const dbrVersion = "9.6.21";
+const dbrVersion = "9.6.30";
 const dbrCdn = `https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@${dbrVersion}/dist/`;
 
 const appShellFiles = [
diff --git a/1.hello-world/10.read-video-pwa/helloworld-pwa.html b/1.hello-world/10.read-video-pwa/helloworld-pwa.html
index df1c0b3c9..56487df9e 100644
--- a/1.hello-world/10.read-video-pwa/helloworld-pwa.html
+++ b/1.hello-world/10.read-video-pwa/helloworld-pwa.html
@@ -21,7 +21,7 @@
 <body>
     <h1 style="font-size: 1.5em;">Hello World for PWA</h1>
     Loading...
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <script>
         if(location.protocol === "file:") {
             const message = `The page is opened via file:// and "BarcodeScanner" may not work properly. Please open the page via https:// or host it on "http://localhost/".`;
@@ -39,7 +39,7 @@ <h1 style="font-size: 1.5em;">Hello World for PWA</h1>
         /** 
          * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
          * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
          * LICENSE ALERT - THE END 
          */
 
diff --git a/1.hello-world/10.read-video-pwa/service-worker.js b/1.hello-world/10.read-video-pwa/service-worker.js
index 15d74b516..308a9d3cc 100644
--- a/1.hello-world/10.read-video-pwa/service-worker.js
+++ b/1.hello-world/10.read-video-pwa/service-worker.js
@@ -1,4 +1,4 @@
-const dbrVersion = "9.6.21";
+const dbrVersion = "9.6.30";
 const dbrCdn = `https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@${dbrVersion}/dist/`;
 
 // Files to cache
diff --git a/1.hello-world/11.read-video-requirejs.html b/1.hello-world/11.read-video-requirejs.html
index 9c482a732..d4eb7db4d 100644
--- a/1.hello-world/11.read-video-requirejs.html
+++ b/1.hello-world/11.read-video-requirejs.html
@@ -20,7 +20,7 @@ <h1 style="font-size: 1.5em;">Hello World for RequireJS</h1>
         }
     </script>
     <script>
-        requirejs(['https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js'], function({
+        requirejs(['https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js'], function({
             BarcodeReader,
             BarcodeScanner
         }) {
@@ -33,11 +33,11 @@ <h1 style="font-size: 1.5em;">Hello World for RequireJS</h1>
             /** 
              * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
              * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-             * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+             * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
              * LICENSE ALERT - THE END 
              */
 
-            BarcodeReader.engineResourcePath = "https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/";
+            BarcodeReader.engineResourcePath = "https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/";
             (async function() {
                 try {
                     const scanner = await BarcodeScanner.createInstance();
diff --git a/1.hello-world/12.read-video-es6.html b/1.hello-world/12.read-video-es6.html
index 79439db76..7ac71a42a 100644
--- a/1.hello-world/12.read-video-es6.html
+++ b/1.hello-world/12.read-video-es6.html
@@ -20,7 +20,7 @@ <h1 style="font-size: 1.5em;">Hello World for ES6</h1>
         }
     </script>
     <script type="module">
-        import { BarcodeReader, BarcodeScanner } from 'https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.mjs';
+        import { BarcodeReader, BarcodeScanner } from 'https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.mjs';
         /** LICENSE ALERT - README 
          * To use the library, you need to first specify a license key using the API "license" as shown below.
          */
@@ -30,11 +30,11 @@ <h1 style="font-size: 1.5em;">Hello World for ES6</h1>
         /** 
          * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
          * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
          * LICENSE ALERT - THE END 
          */
 
-        BarcodeReader.engineResourcePath = "https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/";
+        BarcodeReader.engineResourcePath = "https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/";
 
         (async () => {
             try {
diff --git a/1.hello-world/13.read-video-react-hooks/package.json b/1.hello-world/13.read-video-react-hooks/package.json
index cf031c1fa..7b076490c 100644
--- a/1.hello-world/13.read-video-react-hooks/package.json
+++ b/1.hello-world/13.read-video-react-hooks/package.json
@@ -11,7 +11,7 @@
     "@types/node": "^16.18.12",
     "@types/react": "^18.0.27",
     "@types/react-dom": "^18.0.10",
-    "dynamsoft-javascript-barcode": "^9.6.21",
+    "dynamsoft-javascript-barcode": "^9.6.30",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
     "react-scripts": "5.0.1",
diff --git a/1.hello-world/13.read-video-react-hooks/src/dbr.ts b/1.hello-world/13.read-video-react-hooks/src/dbr.ts
index 95c8dc97a..0cb070e8b 100644
--- a/1.hello-world/13.read-video-react-hooks/src/dbr.ts
+++ b/1.hello-world/13.read-video-react-hooks/src/dbr.ts
@@ -9,8 +9,8 @@ BarcodeReader.license = 'DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9';
 /** 
  * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
  * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
- * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+ * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
  * LICENSE ALERT - THE END 
  */
 
-BarcodeReader.engineResourcePath = "https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/";
\ No newline at end of file
+BarcodeReader.engineResourcePath = "https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/";
\ No newline at end of file
diff --git a/1.hello-world/14.read-video-webview/android/app/src/main/assets/decodeBarcodeInVideo.html b/1.hello-world/14.read-video-webview/android/app/src/main/assets/decodeBarcodeInVideo.html
index ddd43bf82..07a0e480c 100644
--- a/1.hello-world/14.read-video-webview/android/app/src/main/assets/decodeBarcodeInVideo.html
+++ b/1.hello-world/14.read-video-webview/android/app/src/main/assets/decodeBarcodeInVideo.html
@@ -12,7 +12,7 @@
 
 <body>
 Loading...
-<script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+<script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
 <script>
     /** LICENSE ALERT - README
      * To use the library, you need to first specify a license key using the API "license" as shown below.
@@ -23,7 +23,7 @@
     /**
      * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days.
      * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-     * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+     * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
      * LICENSE ALERT - THE END
      */
 
diff --git a/1.hello-world/14.read-video-webview/ios/dbrjswebview/html/decodeFileInVideo.html b/1.hello-world/14.read-video-webview/ios/dbrjswebview/html/decodeFileInVideo.html
index 6db5c402e..f19bc2fb8 100644
--- a/1.hello-world/14.read-video-webview/ios/dbrjswebview/html/decodeFileInVideo.html
+++ b/1.hello-world/14.read-video-webview/ios/dbrjswebview/html/decodeFileInVideo.html
@@ -12,7 +12,7 @@
 
 <body>
 Loading...
-<script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+<script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
 <script>
     /** LICENSE ALERT - README
      * To use the library, you need to first specify a license key using the API "license" as shown below.
@@ -22,7 +22,7 @@
     /**
      * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days.
      * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-     * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+     * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
      * LICENSE ALERT - THE END
      */
 
diff --git a/1.hello-world/2.read-an-image.html b/1.hello-world/2.read-an-image.html
index 91e8ea4ee..b07de4998 100644
--- a/1.hello-world/2.read-an-image.html
+++ b/1.hello-world/2.read-an-image.html
@@ -30,7 +30,7 @@ <h1 style="font-size: 1.5em;">Read Barcode from Images</h1>
             border: solid 1px gray;
         }
     </style>
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <script>
         /** LICENSE ALERT - README 
          * To use the library, you need to first specify a license key using the API "license" as shown below.
@@ -41,7 +41,7 @@ <h1 style="font-size: 1.5em;">Read Barcode from Images</h1>
         /** 
          * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
          * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
          * LICENSE ALERT - THE END 
          */
 
diff --git a/1.hello-world/3.read-video-angular/package.json b/1.hello-world/3.read-video-angular/package.json
index 136918c72..2781ab61c 100644
--- a/1.hello-world/3.read-video-angular/package.json
+++ b/1.hello-world/3.read-video-angular/package.json
@@ -18,7 +18,7 @@
     "@angular/platform-browser": "^15.2.0",
     "@angular/platform-browser-dynamic": "^15.2.0",
     "@angular/router": "^15.2.0",
-    "dynamsoft-javascript-barcode": "^9.6.21",
+    "dynamsoft-javascript-barcode": "^9.6.30",
     "rxjs": "~7.8.0",
     "tslib": "^2.3.0",
     "zone.js": "~0.12.0"
diff --git a/1.hello-world/3.read-video-angular/src/app/dbr.ts b/1.hello-world/3.read-video-angular/src/app/dbr.ts
index 446113c30..0704f0d23 100644
--- a/1.hello-world/3.read-video-angular/src/app/dbr.ts
+++ b/1.hello-world/3.read-video-angular/src/app/dbr.ts
@@ -9,8 +9,8 @@ BarcodeReader.license = 'DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9';
 /**
  * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days.
  * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
- * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+ * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
  * LICENSE ALERT - THE END
  */
 
-BarcodeReader.engineResourcePath = 'https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/';
\ No newline at end of file
+BarcodeReader.engineResourcePath = 'https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/';
\ No newline at end of file
diff --git a/1.hello-world/4.read-video-react/package.json b/1.hello-world/4.read-video-react/package.json
index 2cf3fb184..2ebd08e2f 100644
--- a/1.hello-world/4.read-video-react/package.json
+++ b/1.hello-world/4.read-video-react/package.json
@@ -11,7 +11,7 @@
     "@types/node": "^16.11.45",
     "@types/react": "^18.0.15",
     "@types/react-dom": "^18.0.6",
-    "dynamsoft-javascript-barcode": "^9.6.21",
+    "dynamsoft-javascript-barcode": "^9.6.30",
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
     "react-scripts": "5.0.1",
diff --git a/1.hello-world/4.read-video-react/src/dbr.ts b/1.hello-world/4.read-video-react/src/dbr.ts
index 95c8dc97a..0cb070e8b 100644
--- a/1.hello-world/4.read-video-react/src/dbr.ts
+++ b/1.hello-world/4.read-video-react/src/dbr.ts
@@ -9,8 +9,8 @@ BarcodeReader.license = 'DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9';
 /** 
  * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
  * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
- * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+ * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
  * LICENSE ALERT - THE END 
  */
 
-BarcodeReader.engineResourcePath = "https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/";
\ No newline at end of file
+BarcodeReader.engineResourcePath = "https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/";
\ No newline at end of file
diff --git a/1.hello-world/5.read-video-vue/package.json b/1.hello-world/5.read-video-vue/package.json
index a52cbd4e0..d556487f2 100644
--- a/1.hello-world/5.read-video-vue/package.json
+++ b/1.hello-world/5.read-video-vue/package.json
@@ -7,7 +7,7 @@
     "preview": "vite preview --port 4173"
   },
   "dependencies": {
-    "dynamsoft-javascript-barcode": "^9.6.21",
+    "dynamsoft-javascript-barcode": "^9.6.30",
     "vue": "^2.7.7"
   },
   "devDependencies": {
diff --git a/1.hello-world/5.read-video-vue/src/dbr.js b/1.hello-world/5.read-video-vue/src/dbr.js
index 8a5a5e577..523ef0745 100644
--- a/1.hello-world/5.read-video-vue/src/dbr.js
+++ b/1.hello-world/5.read-video-vue/src/dbr.js
@@ -9,8 +9,8 @@ BarcodeReader.license = 'DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9';
 /** 
  * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
  * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
- * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+ * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
  * LICENSE ALERT - THE END 
  */
 
-BarcodeReader.engineResourcePath = "https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/";
+BarcodeReader.engineResourcePath = "https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/";
diff --git a/1.hello-world/6.read-video-vue3/package.json b/1.hello-world/6.read-video-vue3/package.json
index 7b8ffcf3b..2763590d4 100644
--- a/1.hello-world/6.read-video-vue3/package.json
+++ b/1.hello-world/6.read-video-vue3/package.json
@@ -10,7 +10,7 @@
     "type-check": "vue-tsc --noEmit"
   },
   "dependencies": {
-    "dynamsoft-javascript-barcode": "^9.6.21",
+    "dynamsoft-javascript-barcode": "^9.6.30",
     "vue": "^3.2.47"
   },
   "devDependencies": {
diff --git a/1.hello-world/6.read-video-vue3/src/dbr.ts b/1.hello-world/6.read-video-vue3/src/dbr.ts
index 4380b41f5..b07bfb9b6 100644
--- a/1.hello-world/6.read-video-vue3/src/dbr.ts
+++ b/1.hello-world/6.read-video-vue3/src/dbr.ts
@@ -9,8 +9,8 @@ BarcodeReader.license = 'DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9';
 /** 
  * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
  * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
- * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+ * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
  * LICENSE ALERT - THE END 
  */
 
-BarcodeReader.engineResourcePath = "https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/";
\ No newline at end of file
+BarcodeReader.engineResourcePath = "https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/";
\ No newline at end of file
diff --git a/1.hello-world/7.read-video-nextjs/dbr.ts b/1.hello-world/7.read-video-nextjs/dbr.ts
index 95c8dc97a..0cb070e8b 100644
--- a/1.hello-world/7.read-video-nextjs/dbr.ts
+++ b/1.hello-world/7.read-video-nextjs/dbr.ts
@@ -9,8 +9,8 @@ BarcodeReader.license = 'DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9';
 /** 
  * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
  * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
- * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+ * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
  * LICENSE ALERT - THE END 
  */
 
-BarcodeReader.engineResourcePath = "https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/";
\ No newline at end of file
+BarcodeReader.engineResourcePath = "https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/";
\ No newline at end of file
diff --git a/1.hello-world/7.read-video-nextjs/package.json b/1.hello-world/7.read-video-nextjs/package.json
index 76ef03b2e..6ba7b2f62 100644
--- a/1.hello-world/7.read-video-nextjs/package.json
+++ b/1.hello-world/7.read-video-nextjs/package.json
@@ -12,7 +12,7 @@
     "@types/node": "18.15.3",
     "@types/react": "18.0.28",
     "@types/react-dom": "18.0.11",
-    "dynamsoft-javascript-barcode": "^9.6.21",
+    "dynamsoft-javascript-barcode": "^9.6.30",
     "next": "13.2.4",
     "react": "18.2.0",
     "react-dom": "18.2.0",
diff --git a/1.hello-world/8.read-video-nuxtjs/dbr.ts b/1.hello-world/8.read-video-nuxtjs/dbr.ts
index 95c8dc97a..0cb070e8b 100644
--- a/1.hello-world/8.read-video-nuxtjs/dbr.ts
+++ b/1.hello-world/8.read-video-nuxtjs/dbr.ts
@@ -9,8 +9,8 @@ BarcodeReader.license = 'DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9';
 /** 
  * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
  * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
- * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+ * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
  * LICENSE ALERT - THE END 
  */
 
-BarcodeReader.engineResourcePath = "https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/";
\ No newline at end of file
+BarcodeReader.engineResourcePath = "https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/";
\ No newline at end of file
diff --git a/1.hello-world/8.read-video-nuxtjs/package.json b/1.hello-world/8.read-video-nuxtjs/package.json
index ef8e6a58f..0f29863b4 100644
--- a/1.hello-world/8.read-video-nuxtjs/package.json
+++ b/1.hello-world/8.read-video-nuxtjs/package.json
@@ -11,6 +11,6 @@
     "nuxt": "^3.2.3"
   },
   "dependencies": {
-    "dynamsoft-javascript-barcode": "^9.6.21"
+    "dynamsoft-javascript-barcode": "^9.6.30"
   }
 }
diff --git a/1.hello-world/9.read-video-electron/README.md b/1.hello-world/9.read-video-electron/README.md
index b6a3240b5..ca5531b87 100644
--- a/1.hello-world/9.read-video-electron/README.md
+++ b/1.hello-world/9.read-video-electron/README.md
@@ -27,7 +27,7 @@ Create a folder with the name "read-video-electron" and a package.json file insi
   "author": "tom@dynamsoft.com",
   "dependencies": {
     "electron": "14.0.1",
-    "dynamsoft-javascript-barcode": "^9.6.21"
+    "dynamsoft-javascript-barcode": "^9.6.30"
   }
 }
 ```
diff --git a/1.hello-world/9.read-video-electron/action.js b/1.hello-world/9.read-video-electron/action.js
index 824a5841a..fb6dda72a 100644
--- a/1.hello-world/9.read-video-electron/action.js
+++ b/1.hello-world/9.read-video-electron/action.js
@@ -7,7 +7,7 @@ Dynamsoft.DBR.BarcodeReader.license = 'DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9'
 /** 
  * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
  * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
- * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+ * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
  * LICENSE ALERT - THE END 
  */
 
diff --git a/1.hello-world/9.read-video-electron/package.json b/1.hello-world/9.read-video-electron/package.json
index 960e55d15..ca60dbff5 100644
--- a/1.hello-world/9.read-video-electron/package.json
+++ b/1.hello-world/9.read-video-electron/package.json
@@ -9,7 +9,7 @@
     },
     "author": "tom@dynamsoft.com",
     "dependencies": {
-        "dynamsoft-javascript-barcode": "^9.6.21",
+        "dynamsoft-javascript-barcode": "^9.6.30",
         "electron": "14.0.1"
     }
 }
diff --git a/2.ui-tweaking/1.read-video-show-result.html b/2.ui-tweaking/1.read-video-show-result.html
index 84be01d19..aaff5da60 100644
--- a/2.ui-tweaking/1.read-video-show-result.html
+++ b/2.ui-tweaking/1.read-video-show-result.html
@@ -29,7 +29,7 @@ <h1 style="font-size: 1.5em;">Use the Default Built-in UI</h1>
         <span style="float:left;margin-top:20px;">All Results:</span><br />
         <div id="results"></div>
     </div>
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <script>
         /** LICENSE ALERT - README 
          * To use the library, you need to first specify a license key using the API "license" as shown below.
@@ -40,7 +40,7 @@ <h1 style="font-size: 1.5em;">Use the Default Built-in UI</h1>
         /** 
          * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
          * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
          * LICENSE ALERT - THE END 
          */
 
diff --git a/2.ui-tweaking/2.read-video-no-extra-control.html b/2.ui-tweaking/2.read-video-no-extra-control.html
index 4fa14125c..c09617673 100644
--- a/2.ui-tweaking/2.read-video-no-extra-control.html
+++ b/2.ui-tweaking/2.read-video-no-extra-control.html
@@ -27,7 +27,7 @@ <h1 style="font-size: 1.5em;">Hide UI Controls</h1>
         </div>
     </div>
     <input type="text" id="result" readonly="true" class="latest-result" placeholder="The Last Read Barcode">
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <script>
         /** LICENSE ALERT - README 
          * To use the library, you need to first specify a license key using the API "license" as shown below.
@@ -38,7 +38,7 @@ <h1 style="font-size: 1.5em;">Hide UI Controls</h1>
         /** 
          * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
          * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
          * LICENSE ALERT - THE END 
          */
 
diff --git a/2.ui-tweaking/3.read-video-with-external-control.html b/2.ui-tweaking/3.read-video-with-external-control.html
index 59dc74d3e..518b69ee9 100644
--- a/2.ui-tweaking/3.read-video-with-external-control.html
+++ b/2.ui-tweaking/3.read-video-with-external-control.html
@@ -77,7 +77,7 @@ <h1 style="font-size: 1.5em;">Customized UI</h1>
         </div>
     </div>
     <input type="text" id="result" readonly="true" class="latest-result" placeholder="The Last Read Barcode">
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <script>
         /** LICENSE ALERT - README 
          * To use the library, you need to first specify a license key using the API "license" as shown below.
@@ -88,7 +88,7 @@ <h1 style="font-size: 1.5em;">Customized UI</h1>
         /** 
          * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
          * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
          * LICENSE ALERT - THE END 
          */
 
diff --git a/2.ui-tweaking/4.difference-video-size.html b/2.ui-tweaking/4.difference-video-size.html
index d990931a7..6ba012d50 100644
--- a/2.ui-tweaking/4.difference-video-size.html
+++ b/2.ui-tweaking/4.difference-video-size.html
@@ -32,7 +32,7 @@ <h1 style="font-size: 1.5em;">Enlarge the Video Stream</h1>
     </div>
     <br />
     <input type="text" id="result" readonly="true" class="latest-result" placeholder="The Last Read Barcode">
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <script>
         /** LICENSE ALERT - README 
          * To use the library, you need to first specify a license key using the API "license" as shown below.
@@ -43,7 +43,7 @@ <h1 style="font-size: 1.5em;">Enlarge the Video Stream</h1>
         /** 
          * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
          * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
          * LICENSE ALERT - THE END 
          */
 
diff --git a/2.ui-tweaking/5.read-video-with-custom-default-ui.html b/2.ui-tweaking/5.read-video-with-custom-default-ui.html
index 7c0557ce1..2a6d955f8 100644
--- a/2.ui-tweaking/5.read-video-with-custom-default-ui.html
+++ b/2.ui-tweaking/5.read-video-with-custom-default-ui.html
@@ -57,7 +57,7 @@ <h1>Customized Default UI</h1>
     </div>
     <br />
     <input type="text" id="result" title="Double click to clear!" readonly="true" class="latest-result" placeholder="The Last Read Barcode">
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <script>
         /** LICENSE ALERT - README 
          * To use the library, you need to first specify a license key using the API "license" as shown below.
@@ -68,7 +68,7 @@ <h1>Customized Default UI</h1>
         /** 
          * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
          * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
          * LICENSE ALERT - THE END 
          */
 
diff --git a/3.settings/1.barcodeFormats-expectedBarcodes.html b/3.settings/1.barcodeFormats-expectedBarcodes.html
index 377ce5fbd..282aa4013 100644
--- a/3.settings/1.barcodeFormats-expectedBarcodes.html
+++ b/3.settings/1.barcodeFormats-expectedBarcodes.html
@@ -12,7 +12,7 @@
       library offline. Please see the guide on how to host the library: 
       https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=latest#host-the-library-yourself-recommended
     -->
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <link rel="stylesheet" href="settings-css.css">
     <link rel="stylesheet" href="../balloon.min.css">
     <!-- Used for tooltip styling -->
diff --git a/3.settings/2.localizationModes-binarizationModes.html b/3.settings/2.localizationModes-binarizationModes.html
index 48ce57995..d08c221bc 100644
--- a/3.settings/2.localizationModes-binarizationModes.html
+++ b/3.settings/2.localizationModes-binarizationModes.html
@@ -13,7 +13,7 @@
       library offline. Please see the guide on how to host the library: 
       https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=latest#host-the-library-yourself-recommended
     -->
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <link rel="stylesheet" href="settings-css.css">
     <link rel="stylesheet" href="../balloon.min.css">
     <!-- Used for tooltip styling -->
diff --git a/3.settings/3.blurred-small-barcodes.html b/3.settings/3.blurred-small-barcodes.html
index 8e3089ff8..d9a774c3c 100644
--- a/3.settings/3.blurred-small-barcodes.html
+++ b/3.settings/3.blurred-small-barcodes.html
@@ -13,7 +13,7 @@
       library offline. Please see the guide on how to host the library: 
       https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=latest#host-the-library-yourself-recommended
     -->
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <link rel="stylesheet" href="settings-css.css">
     <link rel="stylesheet" href="../balloon.min.css">
     <!-- Used for tooltip styling -->
diff --git a/3.settings/4.deformed-incomplete-barcodes.html b/3.settings/4.deformed-incomplete-barcodes.html
index 881e01930..f320437d8 100644
--- a/3.settings/4.deformed-incomplete-barcodes.html
+++ b/3.settings/4.deformed-incomplete-barcodes.html
@@ -13,7 +13,7 @@
       library offline. Please see the guide on how to host the library: 
       https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=latest#host-the-library-yourself-recommended
     -->
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <link rel="stylesheet" href="settings-css.css">
     <link rel="stylesheet" href="../balloon.min.css">
     <!-- Used for tooltip styling -->
diff --git a/3.settings/5.regionOfInterest-regionPredetection.html b/3.settings/5.regionOfInterest-regionPredetection.html
index 68ed69e5a..4b2ba5910 100644
--- a/3.settings/5.regionOfInterest-regionPredetection.html
+++ b/3.settings/5.regionOfInterest-regionPredetection.html
@@ -13,7 +13,7 @@
       library offline. Please see the guide on how to host the library: 
       https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=latest#host-the-library-yourself-recommended
     -->
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <link rel="stylesheet" href="settings-css.css">
     <link rel="stylesheet" href="../balloon.min.css">
     <!-- Used for tooltip styling -->
diff --git a/3.settings/6.dense-barcodes.html b/3.settings/6.dense-barcodes.html
index e3749cfa2..0b15fe356 100644
--- a/3.settings/6.dense-barcodes.html
+++ b/3.settings/6.dense-barcodes.html
@@ -18,7 +18,7 @@
     library offline. Please see the guide on how to host the library: 
     https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=latest#host-the-library-yourself-recommended
     -->
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
   </head>
   <body>
     <div id="div-ui-container" style="width: 100%; height: 70vh"></div>
@@ -43,7 +43,7 @@
       /**
        * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days.
        * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-       * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+       * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
        * LICENSE ALERT - THE END
        */
 
diff --git a/3.settings/initScanner.js b/3.settings/initScanner.js
index a604e178f..6e5885d7b 100644
--- a/3.settings/initScanner.js
+++ b/3.settings/initScanner.js
@@ -26,7 +26,7 @@ window.onload = async function () {
         /** 
          * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
          * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
          * LICENSE ALERT - THE END 
          */
 
diff --git a/4.use-case/1.fill-a-form-with-barcode-reading.html b/4.use-case/1.fill-a-form-with-barcode-reading.html
index 42b5b16d3..445c2f0b1 100644
--- a/4.use-case/1.fill-a-form-with-barcode-reading.html
+++ b/4.use-case/1.fill-a-form-with-barcode-reading.html
@@ -13,7 +13,7 @@
       library offline. Please see the guide on how to host the library: 
       https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=latest#host-the-library-yourself-recommended
     -->
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
 </head>
 
 <body>
@@ -42,7 +42,7 @@ <h3>Click each input box to fill in!</h3>
         /** 
          * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
          * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
          * LICENSE ALERT - THE END 
          */
 
diff --git a/4.use-case/2.read-a-drivers-license.html b/4.use-case/2.read-a-drivers-license.html
index df1eae9e3..ccffcfb8f 100644
--- a/4.use-case/2.read-a-drivers-license.html
+++ b/4.use-case/2.read-a-drivers-license.html
@@ -44,7 +44,7 @@ <h1 id='header'>Read A Driver's License <a href="javascript:void(0)" id='readAga
         <div class="resultAlert_title">Results: <em id="resultAlert_btn" class="message_box_closebtn"><svg viewBox="0 0 1024 1024" xmlns="http://www.w3.org/2000/svg" p-id="4604" width="16" height="16"><path d="M512 456.310154L94.247385 38.557538a39.542154 39.542154 0 0 0-55.689847 0 39.266462 39.266462 0 0 0 0 55.689847L456.310154 512 38.557538 929.752615a39.542154 39.542154 0 0 0 0 55.689847 39.266462 39.266462 0 0 0 55.689847 0L512 567.689846l417.752615 417.752616c15.163077 15.163077 40.290462 15.36 55.689847 0a39.266462 39.266462 0 0 0 0-55.689847L567.689846 512 985.442462 94.247385a39.542154 39.542154 0 0 0 0-55.689847 39.266462 39.266462 0 0 0-55.689847 0L512 456.310154z" p-id="4605" fill="#ffffff"></path></svg></em></div>
         <div id="resultAlert_content" class="resultAlert_content"></div>
     </div>
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <script src="https://cdn.jsdelivr.net/npm/dynamsoft-code-parser@1.1.0/dist/dcp.js"></script>
     <script>
         /** LICENSE ALERT - README 
@@ -57,7 +57,7 @@ <h1 id='header'>Read A Driver's License <a href="javascript:void(0)" id='readAga
         /** 
          * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
          * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
          * LICENSE ALERT - THE END 
          */
 
diff --git a/4.use-case/3.show-result-texts-on-the-video.html b/4.use-case/3.show-result-texts-on-the-video.html
index 02f19a044..239d681bb 100644
--- a/4.use-case/3.show-result-texts-on-the-video.html
+++ b/4.use-case/3.show-result-texts-on-the-video.html
@@ -52,7 +52,7 @@
     library offline. Please see the guide on how to host the library: 
     https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=latest#host-the-library-yourself-recommended
     -->
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <script>
       if (location.protocol === "file:") {
         const message = `The page is opened via file:// and "BarcodeScanner" may not work properly. Please open the page via https:// or host it on "http://localhost/".`;
@@ -71,7 +71,7 @@
       /**
        * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days.
        * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-       * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+       * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
        * LICENSE ALERT - THE END
        */
 
diff --git a/5.others/debug/public/index.html b/5.others/debug/public/index.html
index 355ff3862..6bd95c38a 100644
--- a/5.others/debug/public/index.html
+++ b/5.others/debug/public/index.html
@@ -20,7 +20,7 @@ <h1 style="font-size: 1.5em;">Read Barcodes from Camera - Debug</h1>
     <br>
     <div id="div-video-container" style="width:100%;height:calc(100vh - 150px);"></div>
     <script src="https://cdnjs.cloudflare.com/ajax/libs/eruda/2.4.1/eruda.min.js"></script>
-    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.21/dist/dbr.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/dynamsoft-javascript-barcode@9.6.30/dist/dbr.js"></script>
     <script>
         if(location.protocol === "file:") {
             const message = `The page is opened via file:// and "BarcodeScanner" may not work properly. Please open the page via https:// or host it on "http://localhost/".`;
@@ -40,7 +40,7 @@ <h1 style="font-size: 1.5em;">Read Barcodes from Camera - Debug</h1>
         /** 
          * You can visit https://www.dynamsoft.com/customer/license/trialLicense?utm_source=github&product=dbr&package=js to get your own trial license good for 30 days. 
          * Note that if you downloaded this sample from Dynamsoft while logged in, the above license key may already be your own 30-day trial license.
-         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.21&utm_source=github#specify-the-license or contact support@dynamsoft.com.
+         * For more information, see https://www.dynamsoft.com/barcode-reader/programming/javascript/user-guide/?ver=9.6.30&utm_source=github#specify-the-license or contact support@dynamsoft.com.
          * LICENSE ALERT - THE END 
          */
 
