diff --git a/application/language/english/message_lang.php b/application/language/english/message_lang.php
index daffcf1b..b37db677 100755
--- a/application/language/english/message_lang.php
+++ b/application/language/english/message_lang.php
@@ -579,4 +579,14 @@ $lang['docs_title'] = "All iLink App documentation accessible in one place!";
 $lang['docs_api_overview'] = "The set of REST services which communicate with the mobile application and the database";
 $lang['docs_web_overview'] = "The BackOffice part developed with the CodeIgniter framework is dedicated to the administration of the platform";
 $lang['docs_mobile_overview'] = "The mobile application developed with the React Native framework, dedicated to customers";
+/******/
+$lang['add_operator_type'] = "Add a new type of operator";
+$lang['new_operator_type'] = "New type of operator";
+$lang['new_operator_added'] = "New type of operator added";
+$lang['description_en'] = "English description";
+$lang['description_fr'] = "French description";
+$lang['operator_type_code_exists'] = "This operator type code already exists";
+$lang['unexpected_error'] = "An unexpected error has occurred";
+$lang['operators_enabled_disabled'] = "Operator(s) enabled / disabled";
+$lang['backoffice_management'] = "Backoffice management"
 ?>
diff --git a/application/language/french/message_lang.php b/application/language/french/message_lang.php
index 826c28ac..bdf2095e 100755
--- a/application/language/french/message_lang.php
+++ b/application/language/french/message_lang.php
@@ -599,5 +599,6 @@ $lang['description_en'] = "Description anglaise";
 $lang['description_fr'] = "Description francaise";
 $lang['operator_type_code_exists'] = "Ce code de type d'opérateur existe déjà";
 $lang['unexpected_error'] = "Une erreur innatendue s'est produite";
-$lang['operators_enabled_disabled'] = "Opérateur(s) activée(s)/désactivée(s)"
+$lang['operators_enabled_disabled'] = "Opérateur(s) activée(s)/désactivée(s)";
+$lang['backoffice_management'] = "Gestion du backoffice"
 ?>
diff --git a/application/views/firstfilter.php b/application/views/firstfilter.php
index 39a303fd..62ada098 100755
--- a/application/views/firstfilter.php
+++ b/application/views/firstfilter.php
@@ -40,7 +40,6 @@
 <div class="login-page">
     <!-- form -->
     <div class="form-content">
-		<a class="tuto btn btn-primary btn-large" href="<?= base_url('index.php/Admin_dash/documentation')?>">Documentation</a>
         <form action="<?php echo base_url('index.php/Admin_dash/firstFilter')?>" method="post" class="bottom-75 center-block">
             <div class="modal-header">
                 <h4 class="modal-title"><p><?php echo $this->lang->line('Appliquer un filtre'); ?></h4>
@@ -100,7 +99,14 @@
                 <button type="submit" class="btn btn-primary"><?php echo $this->lang->line('Continuer'); ?></button>
             </div>
         </form>
-        <button id="gestion_btn" class="center-block btn btn-lg btn-success"><?php echo $this->lang->line('Gestion des villes et des codes'); ?></button>
+		<div class="row" style="display: flex; justify-content: center">
+			<div class="col-6">
+				<button id="gestion_btn" class="btn btn-lg btn-success" style="margin-right: 25px;"><?php echo $this->lang->line('backoffice_management'); ?></button>
+			</div>
+			<div class="col-6">
+				<a class="btn btn-lg btn-primary" href="<?= base_url('index.php/Admin_dash/documentation')?>">Documentation</a>
+			</div>
+		</div>
     </div>
 </div>
 <!-- jQuery 3 -->