diff --git a/containers/libreportal/frontend/components/apps/overview/js/overview-manager.js b/containers/libreportal/frontend/components/apps/overview/js/overview-manager.js
index 429dfa9..a662c27 100644
--- a/containers/libreportal/frontend/components/apps/overview/js/overview-manager.js
+++ b/containers/libreportal/frontend/components/apps/overview/js/overview-manager.js
@@ -177,11 +177,12 @@ class OverviewManager {
     // extra inset — same rhythm as the Backups/Migrate sub-tab strips) — so
     // the renderers below only ever produce the body (never a heading or its
     // action buttons).
-    const checkBtn = (label) => `<button class="updater-btn" data-updater-action="check">↻ ${label}</button>`;
     const body = (html) => `<div class="ov-tab-body">${html}</div>`;
     switch (id) {
       case 'overview':
-        pane.innerHTML = this.renderHeader(id, checkBtn('Check now')) + body(this.renderOverview());
+        // No manual "Check" — scans run automatically; the hero already reports
+        // the last scan time, and the Updates/Improvements tabs carry the nudge.
+        pane.innerHTML = this.renderHeader(id) + body(this.renderOverview());
         break;
       case 'updates': {
         // Preserve which rows are expanded across a rebuild — a background
@@ -200,7 +201,7 @@ class OverviewManager {
         break;
       }
       case 'improvements':
-        pane.innerHTML = this.renderHeader(id, checkBtn('Check')) + body(this.renderImprovements());
+        pane.innerHTML = this.renderHeader(id) + body(this.renderImprovements());
         break;
       case 'backups': this.mountBackupCenter(pane); break;
       case 'migrate': this.mountMigrate(); break;
@@ -358,7 +359,7 @@ class OverviewManager {
         sub = bits.join(' · ');
       }
     } else {
-      sub = 'The first automatic scan runs within a couple of minutes — or hit Check now.';
+      sub = 'The first automatic scan runs within a couple of minutes.';
     }
     const chip = (id, label, n) =>
       `<button class="ov-chip${this.board === id ? ' active' : ''}" data-overview-action="board" data-board="${id}">${label}${n ? ` <span class="ov-chip-n">${n}</span>` : ''}</button>`;
@@ -615,9 +616,12 @@ class OverviewManager {
   // ---- Improvements tab (reuse the updater's hotfix renderer) ---------------
 
   renderImprovements() {
-    // withToolbar=false — the fleet tab's "Check" button lives in the shared
-    // header action slot, so the embedded renderer skips its own toolbar.
-    return this.updater ? this.updater.renderImprovements(false) : `<div class="updater-empty">Improvements unavailable.</div>`;
+    // withToolbar=false — the embedded renderer skips its own toolbar; the
+    // auto-check line (with its right-side Check-now nudge) leads the body
+    // instead, matching the Updates tab.
+    return this.updater
+      ? this.updater.renderAutoCheckLine() + this.updater.renderImprovements(false)
+      : `<div class="updater-empty">Improvements unavailable.</div>`;
   }
 
   // ---- Backups tab (fleet health glance; actions deep-link per app) ---------