diff --git a/bot/static/index.html b/bot/static/index.html
index f95a36f..66c2fa1 100644
--- a/bot/static/index.html
+++ b/bot/static/index.html
@@ -660,15 +660,15 @@
   <!-- Tab Navigation -->
   <div class="tab-container">
     <div class="tab-buttons">
-      <button class="tab-button active" onclick="switchTab('tab1')">Server Management</button>
-      <button class="tab-button" onclick="switchTab('tab2')">Actions</button>
-      <button class="tab-button" onclick="switchTab('tab3')">Status</button>
-      <button class="tab-button" onclick="switchTab('tab4')">⚙️ LLM Settings</button>
-      <button class="tab-button" onclick="switchTab('tab5')">🎨 Image Generation</button>
-      <button class="tab-button" onclick="switchTab('tab6')">📊 Autonomous Stats</button>
-      <button class="tab-button" onclick="switchTab('tab7')">💬 Chat with LLM</button>
-      <button class="tab-button" onclick="switchTab('tab8')">📞 Voice Call</button>
-      <button class="tab-button" onclick="switchTab('tab9')">🧠 Memories</button>
+      <button class="tab-button active" data-tab="tab1" onclick="switchTab('tab1')">Server Management</button>
+      <button class="tab-button" data-tab="tab2" onclick="switchTab('tab2')">Actions</button>
+      <button class="tab-button" data-tab="tab3" onclick="switchTab('tab3')">Status</button>
+      <button class="tab-button" data-tab="tab4" onclick="switchTab('tab4')">⚙️ LLM Settings</button>
+      <button class="tab-button" data-tab="tab5" onclick="switchTab('tab5')">🎨 Image Generation</button>
+      <button class="tab-button" data-tab="tab6" onclick="switchTab('tab6')">📊 Autonomous Stats</button>
+      <button class="tab-button" data-tab="tab7" onclick="switchTab('tab7')">💬 Chat with LLM</button>
+      <button class="tab-button" data-tab="tab8" onclick="switchTab('tab8')">📞 Voice Call</button>
+      <button class="tab-button" data-tab="tab9" onclick="switchTab('tab9')">🧠 Memories</button>
       <button class="tab-button" onclick="window.location.href='/static/system.html'">🎛️ System Settings</button>
     </div>
 
@@ -1830,8 +1830,12 @@ function switchTab(tabId) {
   // Show the selected tab content
   document.getElementById(tabId).classList.add('active');
   
-  // Add active class to the clicked tab button
-  event.target.classList.add('active');
+  // Add active class to the matching tab button via data-tab attribute
+  const activeBtn = document.querySelector(`.tab-button[data-tab="${tabId}"]`);
+  if (activeBtn) activeBtn.classList.add('active');
+  
+  // Persist active tab to localStorage
+  localStorage.setItem('miku-active-tab', tabId);
   
   console.log(`🔄 Switched to ${tabId}`);
   if (tabId === 'tab1') {
@@ -1846,6 +1850,12 @@ function switchTab(tabId) {
 
 // Initialize
 document.addEventListener('DOMContentLoaded', function() {
+  // Restore persisted tab from localStorage
+  const savedTab = localStorage.getItem('miku-active-tab');
+  if (savedTab && document.getElementById(savedTab)) {
+    switchTab(savedTab);
+  }
+  
   loadStatus();
   loadServers();
   loadLastPrompt();