diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2cb8c1db..614e99e2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 # CHANGELOG
 
+## 2023.12.19
+
+- Fix Search Customer
+- Disable Registration, Customer just activate voucher Code, and the voucher will be their password
+- Remove all used voucher codes
+
 ## 2023.12.18
 
 - Split sms to 160 characters only for Mikrotik Modem
diff --git a/system/controllers/prepaid.php b/system/controllers/prepaid.php
index f41b7259..074cb649 100644
--- a/system/controllers/prepaid.php
+++ b/system/controllers/prepaid.php
@@ -285,6 +285,12 @@ switch ($action) {
         $ui->display('voucher-add.tpl');
         break;
 
+    case 'remove-voucher':
+        $d = ORM::for_table('tbl_voucher')->where_equal('status', '1')->findMany();
+        if ($d) {
+            $d->delete();
+            r2(U . 'prepaid/voucher', 's', $_L['Delete_Successfully']);
+        }
     case 'print-voucher':
         $from_id = _post('from_id');
         $planid = _post('planid');
diff --git a/ui/ui/voucher.tpl b/ui/ui/voucher.tpl
index e72a3bab..28041b92 100644
--- a/ui/ui/voucher.tpl
+++ b/ui/ui/voucher.tpl
@@ -3,7 +3,13 @@
 <div class="row">
     <div class="col-sm-12">
         <div class="panel panel-hovered mb20 panel-primary">
-            <div class="panel-heading">{$_L['Prepaid_Vouchers']}</div>
+            <div class="panel-heading">
+            <div class="btn-group pull-right">
+                <a class="btn btn-danger btn-xs" title="Remove used Voucher" href="{$_url}prepaid/remove-voucher" onclick="return confirm('Delete all used voucher code?')"><span
+                        class="glyphicon glyphicon-trash" aria-hidden="true"></span> Delete All</a>
+            </div>
+            {$_L['Prepaid_Vouchers']}
+            </div>
             <div class="panel-body">
                 <div class="md-whiteframe-z1 mb20 text-center" style="padding: 15px">
                     <div class="col-md-8">
diff --git a/version.json b/version.json
index 1933b38a..80b49d57 100644
--- a/version.json
+++ b/version.json
@@ -1,3 +1,3 @@
 {
-    "version": "2023.12.18"
+    "version": "2023.12.19"
 }
\ No newline at end of file