diff --git a/services/web-ui/public/screens-admin.jsx b/services/web-ui/public/screens-admin.jsx
index 6b98a5e..558166b 100644
--- a/services/web-ui/public/screens-admin.jsx
+++ b/services/web-ui/public/screens-admin.jsx
@@ -1235,11 +1235,25 @@ function S3SettingsCard() {
   React.useEffect(() => {
     window.ZAMPP_API.fetch('/settings/s3')
       .then(data => {
-        setS3({ s3_endpoint: data.s3_endpoint || '', s3_bucket: data.s3_bucket || '', s3_access_key: data.s3_access_key || '', s3_secret_key: '', s3_region: data.s3_region || 'us-east-1' });
+        // Diagnostic: previous reports of "endpoint always blank" were
+        // hard to chase without seeing the raw payload. Log it once on
+        // load so the next user can verify quickly.
+        try { console.debug('[settings] /settings/s3 →', data); } catch (_) {}
+        setS3({
+          s3_endpoint:   data.s3_endpoint   || '',
+          s3_bucket:     data.s3_bucket     || '',
+          s3_access_key: data.s3_access_key || '',
+          s3_secret_key: '',
+          s3_region:     data.s3_region     || 'us-east-1',
+        });
         setSecretExists(!!data.s3_secret_key_exists);
         setLoading(false);
       })
-      .catch(() => setLoading(false));
+      .catch(err => {
+        console.error('[settings] /settings/s3 failed:', err);
+        setMsg({ ok: false, text: 'Could not load S3 settings: ' + (err.message || err) });
+        setLoading(false);
+      });
   }, []);
 
   const save = () => {
diff --git a/services/web-ui/public/screens-ingest.jsx b/services/web-ui/public/screens-ingest.jsx
index bbe0795..a8008ca 100644
--- a/services/web-ui/public/screens-ingest.jsx
+++ b/services/web-ui/public/screens-ingest.jsx
@@ -413,7 +413,10 @@ function RecorderRow({ recorder: initialRecorder, onRefresh }) {
         </div>
         <div className="recorder-stat">
           <div className="stat-label">Signal</div>
-          <div className="stat-val" style={{ fontSize: 11, color: signalColor }}>{displaySignal}</div>
+          <div className="stat-val signal-val" style={{ fontSize: 11, color: signalColor }}>
+            <span className={'signal-dot ' + displaySignal} style={{ background: signalColor }} />
+            {displaySignal}
+          </div>
         </div>
         {liveStatus?.currentFps != null && (
           <div className="recorder-stat">
diff --git a/services/web-ui/public/styles-fixes.css b/services/web-ui/public/styles-fixes.css
index 13d5ffb..9de51b1 100644
--- a/services/web-ui/public/styles-fixes.css
+++ b/services/web-ui/public/styles-fixes.css
@@ -517,3 +517,27 @@
   box-shadow: 0 0 0 3px var(--live-soft);
   animation: pulse 1.6s ease-in-out infinite;
 }
+
+/* ============================================================
+   Recorder row — signal indicator with a pulsing dot when
+   actually receiving frames. Closes part of #2.
+   ============================================================ */
+.signal-val {
+  display: inline-flex;
+  align-items: center;
+  gap: 6px;
+}
+.signal-dot {
+  width: 6px;
+  height: 6px;
+  border-radius: 50%;
+  flex-shrink: 0;
+  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.04);
+}
+.signal-dot.receiving {
+  animation: signalPulse 1.4s ease-in-out infinite;
+}
+@keyframes signalPulse {
+  0%, 100% { box-shadow: 0 0 0 0 rgba(45, 212, 168, 0.6); }
+  50%      { box-shadow: 0 0 0 6px rgba(45, 212, 168, 0); }
+}