diff --git a/public/pay/camera_test.html b/public/pay/camera_test.html
index 57feaf4..20351d3 100644
--- a/public/pay/camera_test.html
+++ b/public/pay/camera_test.html
@@ -28,6 +28,7 @@ <h2>Camera Access Test</h2>
 
       <div style="margin-top: 10px;">
         <button id="start-camera-button" class="btn btn-primary btn-sm">Start Camera</button>
+        <a href="#" id="request-camera-in-dialog-link" class="btn btn-link btn-sm" style="display: none;">Grant Camera Access inside this Dialog</a>
         <a href="#" id="request-camera-popup-link" class="btn btn-link btn-sm" style="display: none;">Grant Camera Access in Popup Window</a>
       </div>
 
@@ -45,26 +46,32 @@ <h2>Camera Access Test</h2>
     <script>
       (function() {
         const statusElem = document.getElementById('camera-permission-status');
+        const inDialogLink = document.getElementById('request-camera-in-dialog-link');
         const popupLink = document.getElementById('request-camera-popup-link');
         const startBtn = document.getElementById('start-camera-button');
         const logElem = document.getElementById('camera-log');
         const videoElem = document.getElementById('camera-video');
 
+        let cameraAccessSupported = true;
+
         function updateCameraPermissionUI(state) {
           if (!statusElem) return;
           statusElem.style.display = 'block';
           if (state === 'granted') {
             statusElem.className = 'alert alert-success';
             statusElem.innerHTML = 'Camera permission: <strong>granted</strong>';
+            if (inDialogLink) inDialogLink.style.display = 'none';
             if (popupLink) popupLink.style.display = 'none';
           } else if (state === 'prompt') {
             statusElem.className = 'alert alert-warning';
             statusElem.innerHTML = 'Camera permission: <strong>not granted (prompt required)</strong>';
-            if (popupLink) popupLink.style.display = 'inline-block';
+            if (inDialogLink) inDialogLink.style.display = cameraAccessSupported ? 'inline-block' : 'none';
+            if (popupLink) popupLink.style.display = cameraAccessSupported ? 'inline-block' : 'none';
           } else if (state === 'denied') {
             statusElem.className = 'alert alert-danger';
             statusElem.innerHTML = 'Camera permission: <strong>denied</strong>';
-            if (popupLink) popupLink.style.display = 'inline-block';
+            if (inDialogLink) inDialogLink.style.display = cameraAccessSupported ? 'inline-block' : 'none';
+            if (popupLink) popupLink.style.display = cameraAccessSupported ? 'inline-block' : 'none';
           } else {
             statusElem.className = 'alert alert-info';
             statusElem.innerHTML = `Camera permission: <strong>${state}</strong>`;
@@ -98,9 +105,41 @@ <h2>Camera Access Test</h2>
           } catch (err) {
             console.error('getUserMedia error:', err);
             videoElem.style.display = 'none';
-            logElem.className = 'alert alert-danger';
-            logElem.innerHTML = `<b>Camera error (${err.name})</b>: ${err.message || 'Access failed.'}`;
+            if (err.name === 'NotSupportedError') {
+              cameraAccessSupported = false;
+              if (inDialogLink) inDialogLink.style.display = 'none';
+              if (popupLink) popupLink.style.display = 'none';
+              logElem.className = 'alert alert-warning';
+              logElem.innerHTML = '<b>Camera access is not supported:</b> feature flag <code>kPaymentHandlerCameraAccess</code> may be disabled.';
+            } else {
+              logElem.className = 'alert alert-danger';
+              logElem.innerHTML = `<b>Camera error (${err.name})</b>: ${err.message || 'Access failed.'}`;
+            }
+            logElem.style.display = 'block';
+          }
+        }
+
+        async function requestCameraInDialog(evt) {
+          if (evt) evt.preventDefault();
+          logElem.style.display = 'none';
+          try {
+            const stream = await navigator.mediaDevices.getUserMedia({ video: true });
+            stream.getTracks().forEach(track => track.stop());
+            await checkCameraPermission();
+          } catch (err) {
+            console.error('getUserMedia error:', err);
+            if (err.name === 'NotSupportedError') {
+              cameraAccessSupported = false;
+              if (inDialogLink) inDialogLink.style.display = 'none';
+              if (popupLink) popupLink.style.display = 'none';
+              logElem.className = 'alert alert-warning';
+              logElem.innerHTML = '<b>Camera access is not supported:</b> feature flag <code>kPaymentHandlerCameraAccess</code> may be disabled.';
+            } else {
+              logElem.className = 'alert alert-danger';
+              logElem.innerHTML = `<b>Camera error (${err.name})</b>: ${err.message || 'Access failed.'}`;
+            }
             logElem.style.display = 'block';
+            await checkCameraPermission();
           }
         }
 
@@ -118,6 +157,7 @@ <h2>Camera Access Test</h2>
         }
 
         startBtn.addEventListener('click', startCamera);
+        inDialogLink.addEventListener('click', requestCameraInDialog);
         popupLink.addEventListener('click', openCameraAccessPopup);
         checkCameraPermission();
       })();