diff --git a/search-app/live-search.js b/search-app/live-search.js
index f685f9d..5089382 100644
--- a/search-app/live-search.js
+++ b/search-app/live-search.js
@@ -961,9 +961,13 @@
 
     // Get (or create) an Immich API key for the heatmap iframe so the user
     // isn't prompted to paste one. Cached in this origin's localStorage.
-    async function getHeatmapApiKey() {
-      const cached = localStorage.getItem('ls-heatmap-api-key');
-      if (cached) return cached;
+    // Uses the ['all'] permission so the heatmap's /api/search/metadata and
+    // thumbnail fetches never 403.
+    async function getHeatmapApiKey(force) {
+      if (!force) {
+        const cached = localStorage.getItem('ls-heatmap-api-key');
+        if (cached) return cached;
+      }
       try {
         const r = await fetch('/api/api-keys', {
           method: 'POST',
@@ -971,11 +975,11 @@
           credentials: 'include',
           body: JSON.stringify({
             name: 'Heatmap iframe (auto)',
-            permissions: ['asset.read', 'asset.view']
+            permissions: ['all']
           })
         });
         if (!r.ok) {
-          console.warn('[live-search] api-key create failed', r.status);
+          console.warn('[live-search] api-key create failed', r.status, await r.text().catch(() => ''));
           return null;
         }
         const j = await r.json();
@@ -997,17 +1001,28 @@
       banner.innerHTML = `
         <div class="ls-heatmap-header">
           <span>📍 Photo Locations Heatmap</span>
-          <button type="button">Collapse</button>
+          <div style="display:flex;gap:6px;">
+            <button type="button" data-act="reset" title="Regenerate API key">Reset</button>
+            <button type="button" data-act="toggle">Collapse</button>
+          </div>
         </div>
         <iframe class="ls-heatmap-frame"
                 referrerpolicy="no-referrer"
                 allow="geolocation"></iframe>
       `;
       const iframe = banner.querySelector('iframe');
-      const btn = banner.querySelector('button');
-      btn.addEventListener('click', () => {
+      const toggleBtn = banner.querySelector('button[data-act="toggle"]');
+      const resetBtn = banner.querySelector('button[data-act="reset"]');
+      toggleBtn.addEventListener('click', () => {
         banner.classList.toggle('collapsed');
-        btn.textContent = banner.classList.contains('collapsed') ? 'Expand' : 'Collapse';
+        toggleBtn.textContent = banner.classList.contains('collapsed') ? 'Expand' : 'Collapse';
+      });
+      resetBtn.addEventListener('click', async () => {
+        localStorage.removeItem('ls-heatmap-api-key');
+        resetBtn.textContent = 'Resetting…';
+        const k = await getHeatmapApiKey(true);
+        iframe.src = HEATMAP_URL + (k ? '?apiKey=' + encodeURIComponent(k) + '&t=' + Date.now() : '');
+        resetBtn.textContent = 'Reset';
       });
       // Append at the END so it lands below People + Places sections.
       container.appendChild(banner);