diff --git a/public/userarea/validate_export.php b/public/userarea/validate_export.php
index ecbd835..b20e413 100644
--- a/public/userarea/validate_export.php
+++ b/public/userarea/validate_export.php
@@ -1,4 +1,5 @@
 <?php
+
 /**
  * Validate rows before export to LIMS.
  *
@@ -185,7 +186,7 @@ try {
 
     // Mandatory-field config per template
     $templateIds = array_values(array_unique(array_filter(array_map(
-        fn ($r) => (int)($r['templateid'] ?? 0),
+        fn($r) => (int)($r['templateid'] ?? 0),
         $recordsInfo
     ))));
 
@@ -210,13 +211,14 @@ try {
             $requiredFixedByTemplate[(int)$r['template_id']][$key] = $key;
         }
 
-        // Required custom fields that are visible in the import grid
+        // Required custom fields that are visible in the import grid  (excluding filed_id = 189 Tested component)
         $stmt = $pdo->prepare("
             SELECT id AS mapping_id, template_id, field_label
             FROM template_mapping
             WHERE template_id IN ($tplPlaceholders)
-              AND is_required = 1
-              AND is_visible_import = 1
+            AND is_required = 1
+            AND is_visible_import = 1
+            AND id <> 189
         ");
         $stmt->execute($templateIds);
         foreach ($stmt->fetchAll(PDO::FETCH_ASSOC) as $r) {
@@ -272,7 +274,6 @@ try {
     }
 
     echo json_encode(['success' => true, 'results' => $results]);
-
 } catch (Exception $e) {
     error_log("Validation error: " . $e->getMessage());
     echo json_encode(['success' => false, 'message' => $e->getMessage()]);