diff --git a/app/Cells/SidebarCertificateCell.php b/app/Cells/SidebarCertificateCell.php
new file mode 100644
index 0000000..65916da
--- /dev/null
+++ b/app/Cells/SidebarCertificateCell.php
@@ -0,0 +1,85 @@
+<?php
+
+namespace App\Cells;
+use CodeIgniter\View\Cells\Cell;
+
+class SidebarCertificateCell extends Cell {
+
+    public $countAll = 0;
+    public $countUtc;
+    public $countMc;
+    public $countIc;
+    
+    public function mount() {
+        $userPosId = session()->get('userposid');
+		$userId = session()->get('userid');
+
+        $db = \Config\Database::connect();
+        
+        // Hanya Untuk Manager TSO
+        if ($userPosId == 1 && $userId == 1) {
+
+            // Eksekusi HANYA 1 QUERY untuk mengambil semua perhitungan
+            $result = $db->table('certificates')
+                ->select("
+                    SUM(CASE WHEN cert_type = 'UTC' THEN 1 ELSE 0 END) as totalUtc,
+                    SUM(CASE WHEN cert_type = 'MC' THEN 1 ELSE 0 END) as totalMc,
+                    SUM(CASE WHEN cert_type = 'IC' THEN 1 ELSE 0 END) as totalIc
+                ")
+                ->where('certificates.status', 'unvalidated')
+                ->Where('certificates.manager_validation_at', null)
+                ->get()
+                ->getRow();
+
+            // Assign hasil ke property class, pastikan menjadi integer (fallback ke 0 jika tabel kosong)
+            $this->countUtc = (int) ($result->totalUtc ?? 0);
+            $this->countMc  = (int) ($result->totalMc ?? 0);
+            $this->countIc  = (int) ($result->totalIc ?? 0);
+
+        // Untuk SPV IVD
+        } else if ($userPosId == 2) {
+
+            // Eksekusi HANYA 1 QUERY untuk mengambil semua perhitungan
+            $result = $db->table('certificates')
+                ->select("
+                    SUM(CASE WHEN certificates.cert_type = 'UTC' THEN 1 ELSE 0 END) as totalUtc,
+                    SUM(CASE WHEN certificates.cert_type = 'MC' THEN 1 ELSE 0 END) as totalMc,
+                    SUM(CASE WHEN certificates.cert_type = 'IC' THEN 1 ELSE 0 END) as totalIc
+                ")
+                ->join('users', 'users.userid = certificates.user_id', 'left')
+                ->where('users.reportto', $userId)
+                ->where('certificates.status', 'unvalidated')
+                ->Where('certificates.spv_validation_at', null)
+                ->get()
+                ->getRow();
+
+            // Assign hasil ke property class, pastikan menjadi integer (fallback ke 0 jika tabel kosong)
+            $this->countUtc = (int) ($result->totalUtc ?? 0);
+            $this->countMc  = (int) ($result->totalMc ?? 0);
+            $this->countIc  = (int) ($result->totalIc ?? 0);
+        
+        // Untuk TSO IVD
+        } else if ($userPosId == 4) {
+            // Eksekusi HANYA 1 QUERY untuk mengambil semua perhitungan
+            $result = $db->table('certificates')
+                ->select("
+                    SUM(CASE WHEN cert_type = 'UTC' THEN 1 ELSE 0 END) as totalUtc,
+                    SUM(CASE WHEN cert_type = 'MC' THEN 1 ELSE 0 END) as totalMc,
+                    SUM(CASE WHEN cert_type = 'IC' THEN 1 ELSE 0 END) as totalIc
+                ")
+                ->where('user_id', $userId)
+                ->where('user_validation_at', null)
+                ->get()
+                ->getRow();
+
+            // Assign hasil ke property class, pastikan menjadi integer (fallback ke 0 jika tabel kosong)
+            $this->countUtc = (int) ($result->totalUtc ?? 0);
+            $this->countMc  = (int) ($result->totalMc ?? 0);
+            $this->countIc  = (int) ($result->totalIc ?? 0);
+        }
+        
+        // Hitung total keseluruhan di level PHP, bukan di Database
+        $this->countAll = $this->countUtc + $this->countMc + $this->countIc;
+        
+    }
+}
\ No newline at end of file
diff --git a/app/Cells/sidebar_certificate_cell.php b/app/Cells/sidebar_certificate_cell.php
new file mode 100644
index 0000000..e4fa49f
--- /dev/null
+++ b/app/Cells/sidebar_certificate_cell.php
@@ -0,0 +1,50 @@
+<?php
+$certificateNotification = '';
+$certificateNotificationUtc = '';
+$certificateNotificationMc = '';
+$certificateNotificationIc = '';
+
+if ($countAll > 0) {
+    $certificateNotification = "<span><i class='fa-solid fa-circle-exclamation'></i></span>";
+}
+if ($countUtc > 0) {
+    $certificateNotificationUtc = "<span class='badge bg-warning text-dark px-2'>$countUtc</span>";
+}
+if ($countMc > 0) {
+    $certificateNotificationMc = "<span class='badge bg-warning text-dark px-2'>$countMc</span>";
+}
+if ($countIc > 0) {
+    $certificateNotificationIc = "<span class='badge bg-warning text-dark px-2'>$countIc</span>";
+}
+?>
+
+<li> 
+    <a class="has-arrow waves-effect waves-dark d-flex justify-content-between align-items-center" href='javascript:void(0)' aria-expanded="false"> 
+        <span>
+            <i class="fa-solid fa-certificate"></i><span class='hide-menu'>Certificates</span>
+        </span> 
+        <?= $certificateNotification ?>
+    </a>
+    <ul aria-expanded="false" class="collapse">
+        <li>
+            <a href="<?=base_url();?>certificates/training" class="d-flex justify-content-between align-items-center">
+                Training 
+                <?= $certificateNotificationUtc ?>
+            </a>
+        </li>
+        <li>
+            <a href="<?=base_url();?>certificates/maintenance" class="d-flex justify-content-between align-items-center">
+                Maintenance 
+                <?= $certificateNotificationMc ?>
+            </a>
+        </li>
+        <li>
+            <a href="<?=base_url();?>certificates/installation" class="d-flex justify-content-between align-items-center">
+                Installation 
+                <?= $certificateNotificationIc ?>
+            </a>
+        </li>
+        <!-- <li><a href="<?=base_url();?>certificates/calibration">Callibration</a></li> -->
+        <!-- <li><a href="<?=base_url();?>certificates/official-report">Official Report</a></li> -->
+    </ul>
+</li>
diff --git a/app/Views/layouts/_sidebar.php b/app/Views/layouts/_sidebar.php
index 3b9230b..db9be7f 100644
--- a/app/Views/layouts/_sidebar.php
+++ b/app/Views/layouts/_sidebar.php
@@ -38,15 +38,8 @@
                     </ul>
                 </li>
 
-				<li> <a class="has-arrow waves-effect waves-dark" href='javascript:void(0)' aria-expanded="false"> <i class="fa-solid fa-certificate"></i><span class='hide-menu'>Certificates</span> </a> 
-                    <ul aria-expanded="false" class="collapse">
-                        <li><a href="<?=base_url();?>certificates/training">Training</a></li>
-                        <li><a href="<?=base_url();?>certificates/maintenance">Maintenance</a></li>
-                        <li><a href="<?=base_url();?>certificates/installation">Installation</a></li>
-                        <!-- <li><a href="<?=base_url();?>certificates/calibration">Callibration</a></li> -->
-                        <!-- <li><a href="<?=base_url();?>certificates/official-report">Official Report</a></li> -->
-                    </ul>
-                </li>
+                <!-- Menu Menggunakan Teknik View Cell Yang Ada Pada app/Cells -->
+                <?= view_cell('SidebarCertificateCell') ?>
 
                 <?php if ( !($isTSM || $isPS) ): ?>
                    <li> <a class="waves-effect waves-dark" href='<?=base_url();?>contacts' aria-expanded="false"> <i class="fa-solid fa-address-book"></i><span class="hide-menu">Contact</span></a> </li>