diff --git a/ui/ui/router-error.tpl b/ui/ui/router-error.tpl
index 44321cd5..81a8f2ca 100644
--- a/ui/ui/router-error.tpl
+++ b/ui/ui/router-error.tpl
@@ -49,29 +49,28 @@
                             <br>
                             Mikrotik troubleshooting: <br>
                             <ul>
-                                <li>Make sure you use API Port, Default 8728</li>
-                                <li>Make sure Username and Password are correct</li>
-                                <li>Make sure your hosting not blocking port to external</li>
-                                <li>Make sure your Mikrotik accessible from PHPNuxBill</li>
+                                <li>{Lang::T('Make sure you use API Port, Default 8728')}</li>
+                                <li>{Lang::T('Make sure Username and Password are correct')}</li>
+                                <li>{Lang::T('Make sure your hosting not blocking port to external')}</li>
+                                <li>{Lang::T('Make sure your Mikrotik accessible from PHPNuxBill')}</li>
                             </ul>
-                            If you just update PHPNuxBill from upload files, try click Update Database
+                            {Lang::T('If you just update PHPNuxBill from upload files, try click Update')} Database
                         </div>
                         <div class="box-footer">
                             <div class="btn-group btn-group-justified" role="group" aria-label="...">
-                                <a href="./update.php?step=4" style="color: black;" class="btn btn-info btn-sm btn-block">Update Database</a>
-                                <a href="{$_url}community#update" style="color: black;" class="btn btn-success btn-sm btn-block">Update
-                                    PHPNuxBill</a>
+                                <a href="./update.php?step=4" style="color: black;" class="btn btn-info btn-sm btn-block">{Lang::T('Update')} Database</a>
+                                <a href="{$_url}community#update" style="color: black;" class="btn btn-success btn-sm btn-block">{Lang::T('Update PHPNuxBill')}</a>
                             </div>
                             <br>
                             <div class="btn-group btn-group-justified" role="group" aria-label="...">
                             <a href="https://github.com/hotspotbilling/phpnuxbill/discussions" target="_blank"
-                            class="btn btn-success btn-sm btn-block" style="color: black;">Ask Github Community</a>
+                            class="btn btn-success btn-sm btn-block" style="color: black;">{Lang::T('Ask Github Community')}</a>
                                 <a href="https://t.me/phpnuxbill" target="_blank"
-                                    class="btn btn-primary btn-sm btn-block">Ask Telegram Community</a>
+                                    class="btn btn-primary btn-sm btn-block">{Lang::T('Ask Telegram Community')}</a>
                             </div>
                             <br><br>
                             <a href="javascript::history.back()" onclick="history.back()"
-                                class="btn btn-warning btn-block">back</a>
+                                class="btn btn-warning btn-block">{Lang::T('Back')}</a>
                         </div>
                     </div>
                 </div>
@@ -83,4 +82,4 @@
     </div>
 </body>
 
-</html>
\ No newline at end of file
+</html>