diff --git a/app/sovran_systemsos_web/static/js/events.js b/app/sovran_systemsos_web/static/js/events.js
index 2f4733b..8d5e9ea 100644
--- a/app/sovran_systemsos_web/static/js/events.js
+++ b/app/sovran_systemsos_web/static/js/events.js
@@ -2,7 +2,7 @@
 
 // ── Event listeners ───────────────────────────────────────────────
 
-if ($updateBtn) $updateBtn.addEventListener("click", openUpdateModal);
+// if ($updateBtn) $updateBtn.addEventListener("click", openUpdateModal); // moved to sidebar in tiles.js
 if ($btnCloseModal) $btnCloseModal.addEventListener("click", closeUpdateModal);
 if ($btnReboot) $btnReboot.addEventListener("click", doReboot);
 if ($btnSave) $btnSave.addEventListener("click", saveErrorReport);
diff --git a/app/sovran_systemsos_web/static/js/state.js b/app/sovran_systemsos_web/static/js/state.js
index ed4d588..896c372 100644
--- a/app/sovran_systemsos_web/static/js/state.js
+++ b/app/sovran_systemsos_web/static/js/state.js
@@ -34,8 +34,9 @@ let _rebuildIsEnabling    = true;
 const $tilesArea      = document.getElementById("tiles-area");
 const $sidebarSupport = document.getElementById("sidebar-support");
 const $sidebarFeatures = document.getElementById("sidebar-features");
-const $updateBtn      = document.getElementById("btn-update");
-const $updateBadge    = document.getElementById("update-badge");
+// No longer needed — Update System moved to sidebar
+// const $updateBtn      = document.getElementById("btn-update");
+// const $updateBadge    = document.getElementById("update-badge");
 const $internalIp     = document.getElementById("ip-internal");
 const $externalIp     = document.getElementById("ip-external");
 
diff --git a/app/sovran_systemsos_web/static/js/tiles.js b/app/sovran_systemsos_web/static/js/tiles.js
index 1574182..aac3e28 100644
--- a/app/sovran_systemsos_web/static/js/tiles.js
+++ b/app/sovran_systemsos_web/static/js/tiles.js
@@ -45,6 +45,20 @@ function buildTiles(services, categoryLabels) {
 
 function renderSidebarSupport(supportServices) {
   $sidebarSupport.innerHTML = "";
+
+  // ── Update System button (above Tech Help)
+  var sidebarUpdateBtn = document.createElement("button");
+  sidebarUpdateBtn.className = "sidebar-support-btn";
+  sidebarUpdateBtn.id = "sidebar-btn-update";
+  sidebarUpdateBtn.innerHTML =
+    '<span class="sidebar-support-icon">🔄</span>' +
+    '<span class="sidebar-support-text">' +
+      '<span class="sidebar-support-title">Update System</span>' +
+      '<span class="sidebar-support-hint" id="sidebar-update-hint">Check for updates</span>' +
+    '</span>';
+  sidebarUpdateBtn.addEventListener("click", function() { openUpdateModal(); });
+  $sidebarSupport.appendChild(sidebarUpdateBtn);
+
   for (var i = 0; i < supportServices.length; i++) {
     var svc = supportServices[i];
     var btn = document.createElement("button");
@@ -170,7 +184,18 @@ async function checkUpdates() {
   try {
     var data = await apiFetch("/api/updates/check");
     var hasUpdates = !!data.available;
-    if ($updateBadge) $updateBadge.classList.toggle("visible", hasUpdates);
-    if ($updateBtn) $updateBtn.classList.toggle("has-updates", hasUpdates);
+    var sidebarUpdateBtn = document.getElementById("sidebar-btn-update");
+    var sidebarUpdateHint = document.getElementById("sidebar-update-hint");
+    if (sidebarUpdateBtn) {
+      if (hasUpdates) {
+        sidebarUpdateBtn.style.borderColor = "#2ec27e";
+        sidebarUpdateBtn.style.backgroundColor = "rgba(46, 194, 126, 0.08)";
+        if (sidebarUpdateHint) sidebarUpdateHint.textContent = "Updates available!";
+      } else {
+        sidebarUpdateBtn.style.borderColor = "";
+        sidebarUpdateBtn.style.backgroundColor = "";
+        if (sidebarUpdateHint) sidebarUpdateHint.textContent = "System is up to date";
+      }
+    }
   } catch (_) {}
 }
diff --git a/app/sovran_systemsos_web/templates/index.html b/app/sovran_systemsos_web/templates/index.html
index 9f9b37c..ea904cb 100644
--- a/app/sovran_systemsos_web/templates/index.html
+++ b/app/sovran_systemsos_web/templates/index.html
@@ -23,10 +23,6 @@
     <span class="title">Sovran_SystemsOS Hub</span>
     <div class="header-buttons">
       <span class="role-badge" id="role-badge">Loading…</span>
-      <button class="btn btn-update" id="btn-update" title="Run system update">
-        <span class="update-badge" id="update-badge"></span>
-        Update System
-      </button>
     </div>
   </header>