update

@@ -234,7 +234,7 @@ class InquiryFormData extends Base
         ];
         foreach ($url_map as $k=>$urls) {
             foreach ($urls as $url) {
-                if(Str::contains($referer, $url)){
+                if(Str::contains(strtolower($referer), strtolower($url))){
                     return $mail_mobile_map[$k];
                 }
             }