diff --git a/front/rgpdtools.form.php b/front/rgpdtools.form.php
index 8757b3f..5d5fd10 100644
--- a/front/rgpdtools.form.php
+++ b/front/rgpdtools.form.php
@@ -15,7 +15,7 @@
     $nbUnlinkedElmts = $PluginRgpdtoolsRgpdtools::deleteUserLinkItems($_POST);
     
     if ($nbUnlinkedElmts) {
-        $message = $nbUnlinkedElmts.' link(s) with the user where deleted successfully.';
+        $message = $nbUnlinkedElmts.__(' link(s) with the user where deleted successfully', 'rgpdtools');
     } else {
         $message = __('No links matching criteria were founded, no update query were executed.', 'rgpdtools');
     }
@@ -32,7 +32,9 @@
 }
 
 // standard form
-Html::header(__('RgpdTools', 'rgpdtools'), $_SERVER['PHP_SELF'], 'tools', 'rgpdtools');
-$PluginRgpdtoolsRgpdtools = new PluginRgpdtoolsRgpdtools();
-$PluginRgpdtoolsRgpdtools->getFormsForCompleteForm();
-Html::footer();
+if (!isset($_REQUEST['generate'])) {
+    Html::header(__('RgpdTools', 'rgpdtools'), $_SERVER['PHP_SELF'], 'tools', 'rgpdtools');
+    $PluginRgpdtoolsRgpdtools = new PluginRgpdtoolsRgpdtools();
+    $PluginRgpdtoolsRgpdtools->getFormsForCompleteForm();
+    Html::footer();
+}
diff --git a/inc/rgpdtools.class.php b/inc/rgpdtools.class.php
index a19087c..c7b1252 100644
--- a/inc/rgpdtools.class.php
+++ b/inc/rgpdtools.class.php
@@ -180,8 +180,8 @@ private static function generateExportForm($users_id, $itemsTypes)
         $rand = mt_rand();
         $idForm = "useritemsexport_form$rand";
 
-        $html .= "<div class='center'>";
-        $html .= "<form method='post' name='$idForm' id='$idForm'
+        $html .= "<div class='center card card-sm mb-3'>";
+        $html .= "<form method='post' name='$idForm' id='$idForm' target='_blank'
                   action=\"" . Plugin::getWebDir('rgpdtools') . "/front/rgpdtools.form.php\" onsubmit=\"return confirm('" . __('Are you sure you want to execute this operation', 'rgpdtools') . "?');\">";
         $html .= '<div class="spaced">';
 
@@ -251,7 +251,7 @@ private static function generateUnlinkItemsForm($users_id, $itemsTypes)
         }
 
         $idForm = "useritemsdelete_form$rand";
-        $html .= "<div class='center'>";
+        $html .= "<div class='center card card-sm mb-3'>";
         $html .= "<form method='post' name='$idForm' id='$idForm'
                   action=\"" . Plugin::getWebDir('rgpdtools') . "/front/rgpdtools.form.php\" onsubmit=\"return confirm('" . __('Are you sure you want to execute this operation', 'rgpdtools') . "?');\">";
         $html .= '<div class="spaced">';
@@ -355,7 +355,7 @@ private static function generateAnonymiseForm($users_id)
             $values[$i] = $i . ' ' . __('month');
         }
         $idForm = "userpurgelogs_form$rand";
-        $html .= "<div class='center'>";
+        $html .= "<div class='center card card-sm'>";
         $html .= "<form method='post' name='$idForm' id='$idForm'
                   action=\"" . Plugin::getWebDir('rgpdtools') . "/front/rgpdtools.form.php\" onsubmit=\"return confirm('" . __('Are you sure you want to execute this operation', 'rgpdtools') . "?');\">";
         $html .= '<div class="spaced">';
@@ -605,7 +605,7 @@ private static function unlinkUserAssociateElementsToDate($userID, $className, $
         if ($nbUnlinkedElmts) {
             // construction du tableau des ids
             $objectsIds = [];
-            while ($row = $DB->fetch_assoc($results)) {
+            while ($row = $DB->fetchAssoc($results)) {
                 array_push($objectsIds, $row['id']);
             }
             $query = "UPDATE " . $object->getTable() . " SET users_id=NULL WHERE id IN (" . implode(',', $objectsIds) . ")";
diff --git a/locales/fr_FR.mo b/locales/fr_FR.mo
index c8170aa..e5c17ac 100644
Binary files a/locales/fr_FR.mo and b/locales/fr_FR.mo differ
diff --git a/locales/fr_FR.po b/locales/fr_FR.po
index 7dee4b8..bfada0b 100644
--- a/locales/fr_FR.po
+++ b/locales/fr_FR.po
@@ -7,8 +7,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: RgpdTools 0.0.1\n"
 "Report-Msgid-Bugs-To: contact@probesys.com\n"
-"POT-Creation-Date: 2021-03-05 14:01+0100\n"
-"PO-Revision-Date: 2021-03-30 08:39+0200\n"
+"POT-Creation-Date: 2023-01-12 09:47+0100\n"
+"PO-Revision-Date: 2023-01-12 10:01+0100\n"
 "Last-Translator: probeSys <contact@probesys.com>\n"
 "Language-Team: \n"
 "Language: fr_FR\n"
@@ -18,7 +18,8 @@ msgstr ""
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 "X-Generator: Poedit 2.4.2\n"
 
-#: setup.php:71 front/rgpdtools.form.php:35 inc/rgpdtools.class.php:47
+#: setup.php:71 front/rgpdtools.form.php:35 inc/rgpdtools.class.php:29
+#: inc/rgpdtools.class.php:48
 msgctxt "rgpdtools"
 msgid "RgpdTools"
 msgstr "Utilitaires RGPD"
@@ -28,6 +29,11 @@ msgctxt "rgpdtools"
 msgid "Export successfully generated."
 msgstr "Export généré avec succès."
 
+#: front/rgpdtools.form.php:18
+msgctxt "rgpdtools"
+msgid " link(s) with the user where deleted successfully"
+msgstr " lien(s) avec le(s) utilisateur(s) sélectionné(s) supprimé(s)"
+
 #: front/rgpdtools.form.php:20
 msgctxt "rgpdtools"
 msgid "No links matching criteria were founded, no update query were executed."
@@ -39,69 +45,79 @@ msgstr ""
 msgctxt "rgpdtools"
 msgid "Logs contains information about the user were anonymize successfully."
 msgstr ""
-"Les logs contenant des informations relatives à l'utilisateur ont été "
-"anonymisés avec succès."
+"Les logs contenant des informations relatives aux utilisateurs sélectionnés "
+"ont été anonymisés avec succès."
 
-#: inc/rgpdtools.class.php:10
+#: inc/rgpdtools.class.php:11
 msgctxt "rgpdtools"
 msgid "Run \"composer install --no-dev\" in the plugin tree"
 msgstr "Executer \"composer install --no-dev\" dans le dossier du plugin"
 
-#: inc/rgpdtools.class.php:180 inc/rgpdtools.class.php:250
-#: inc/rgpdtools.class.php:346
+#: inc/rgpdtools.class.php:71 inc/rgpdtools.class.php:102
+msgctxt "rgpdtools"
+msgid "user is required"
+msgstr "vous devez sélectionner un utilisateur"
+
+#: inc/rgpdtools.class.php:85
+msgctxt "rgpdtools"
+msgid "user is required or all user checkbox"
+msgstr "vous devez sélectionner un utilisateur ou tout les utilisateurs"
+
+#: inc/rgpdtools.class.php:185 inc/rgpdtools.class.php:256
+#: inc/rgpdtools.class.php:360
 msgctxt "rgpdtools"
 msgid "Are you sure you want to execute this operation"
 msgstr "Etes vous certain de vouloir exécuter cette opération"
 
-#: inc/rgpdtools.class.php:186
+#: inc/rgpdtools.class.php:191
 msgctxt "rgpdtools"
 msgid "Export users data"
 msgstr "Export des données de l'utilisateur"
 
-#: inc/rgpdtools.class.php:204
+#: inc/rgpdtools.class.php:209
 msgctxt "rgpdtools"
 msgid "Choosing what to export"
 msgstr "Sélectionner les éléments à exporter"
 
-#: inc/rgpdtools.class.php:255
+#: inc/rgpdtools.class.php:261
 msgctxt "rgpdtools"
 msgid "Removal of links to the user"
 msgstr "Suppression des liens vers l'utilisateur"
 
-#: inc/rgpdtools.class.php:273
+#: inc/rgpdtools.class.php:283
 msgctxt "rgpdtools"
 msgid "Choice of elements for which to remove links to the user"
 msgstr ""
 "Sélection des types d'éléments pour lesquels supprimer les liens avec "
 "l'utilisateur"
 
-#: inc/rgpdtools.class.php:274
+#: inc/rgpdtools.class.php:284
 msgctxt "rgpdtools"
 msgid "For each item, retention period"
 msgstr "Pour chaque type d'élément, durée de rétention"
 
-#: inc/rgpdtools.class.php:310
+#: inc/rgpdtools.class.php:320
 msgid "User"
 msgid_plural "User"
 msgstr[0] "Utilisateur"
 msgstr[1] "Utilisateurs"
 
-#: inc/rgpdtools.class.php:320
+#: inc/rgpdtools.class.php:334
 msgctxt "rgpdtools"
 msgid "Apply to all users"
 msgstr "Appliquer à tout les utilisateurs"
 
-#: inc/rgpdtools.class.php:351
+#: inc/rgpdtools.class.php:365
 msgctxt "rgpdtools"
 msgid "Purge logs referring to the user"
 msgstr "Suppression des logs faisant référence à l'utilisateur"
 
-#: inc/rgpdtools.class.php:355
+#: inc/rgpdtools.class.php:369
 msgctxt "rgpdtools"
 msgid "Retention Period"
 msgstr "Durée de rétention"
 
-#: inc/rgpdtools.class.php:523
+#: inc/rgpdtools.class.php:582
 #, php-format
 msgctxt "rgpdtools"
 msgid "The class %1$s can't be instanciate because not finded on GLPI."
diff --git a/locales/rgpdtools.pot b/locales/rgpdtools.pot
index a1199f2..133a111 100644
--- a/locales/rgpdtools.pot
+++ b/locales/rgpdtools.pot
@@ -5,9 +5,9 @@
 #
 #, fuzzy
 msgid   ""
-msgstr  "Project-Id-Version: RgpdTools 0.0.1\n"
+msgstr  "Project-Id-Version: RgpdTools 1.0.0\n"
         "Report-Msgid-Bugs-To: contact@probesys.com\n"
-        "POT-Creation-Date: 2021-03-05 14:01+0100\n"
+        "POT-Creation-Date: 2023-01-12 09:47+0100\n"
         "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
         "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
         "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -17,7 +17,8 @@ msgstr  "Project-Id-Version: RgpdTools 0.0.1\n"
         "Content-Transfer-Encoding: 8bit\n"
         "Plural-Forms: nplurals=INTEGER; plural=EXPRESSION;\n"
 
-#: setup.php:71 front/rgpdtools.form.php:35 inc/rgpdtools.class.php:47
+#: setup.php:71 front/rgpdtools.form.php:35 inc/rgpdtools.class.php:29
+#: inc/rgpdtools.class.php:48
 msgctxt "rgpdtools"
 msgid   "RgpdTools"
 msgstr  ""
@@ -27,6 +28,11 @@ msgctxt "rgpdtools"
 msgid   "Export successfully generated."
 msgstr  ""
 
+#: front/rgpdtools.form.php:18
+msgctxt "rgpdtools"
+msgid   " link(s) with the user where deleted successfully"
+msgstr  ""
+
 #: front/rgpdtools.form.php:20
 msgctxt "rgpdtools"
 msgid   "No links matching criteria were founded, no update query were "
@@ -38,64 +44,74 @@ msgctxt "rgpdtools"
 msgid   "Logs contains information about the user were anonymize successfully."
 msgstr  ""
 
-#: inc/rgpdtools.class.php:10
+#: inc/rgpdtools.class.php:11
 msgctxt "rgpdtools"
 msgid   "Run \"composer install --no-dev\" in the plugin tree"
 msgstr  ""
 
-#: inc/rgpdtools.class.php:180 inc/rgpdtools.class.php:250
-#: inc/rgpdtools.class.php:346
+#: inc/rgpdtools.class.php:71 inc/rgpdtools.class.php:102
+msgctxt "rgpdtools"
+msgid   "user is required"
+msgstr  ""
+
+#: inc/rgpdtools.class.php:85
+msgctxt "rgpdtools"
+msgid   "user is required or all user checkbox"
+msgstr  ""
+
+#: inc/rgpdtools.class.php:185 inc/rgpdtools.class.php:256
+#: inc/rgpdtools.class.php:360
 msgctxt "rgpdtools"
 msgid   "Are you sure you want to execute this operation"
 msgstr  ""
 
-#: inc/rgpdtools.class.php:186
+#: inc/rgpdtools.class.php:191
 msgctxt "rgpdtools"
 msgid   "Export users data"
 msgstr  ""
 
-#: inc/rgpdtools.class.php:204
+#: inc/rgpdtools.class.php:209
 msgctxt "rgpdtools"
 msgid   "Choosing what to export"
 msgstr  ""
 
-#: inc/rgpdtools.class.php:255
+#: inc/rgpdtools.class.php:261
 msgctxt "rgpdtools"
 msgid   "Removal of links to the user"
 msgstr  ""
 
-#: inc/rgpdtools.class.php:273
+#: inc/rgpdtools.class.php:283
 msgctxt "rgpdtools"
 msgid   "Choice of elements for which to remove links to the user"
 msgstr  ""
 
-#: inc/rgpdtools.class.php:274
+#: inc/rgpdtools.class.php:284
 msgctxt "rgpdtools"
 msgid   "For each item, retention period"
 msgstr  ""
 
-#: inc/rgpdtools.class.php:310
+#: inc/rgpdtools.class.php:320
 msgid   "User"
 msgid_plural    "User"
 msgstr[0]       ""
 msgstr[1]       ""
 
-#: inc/rgpdtools.class.php:320
+#: inc/rgpdtools.class.php:334
 msgctxt "rgpdtools"
 msgid   "Apply to all users"
 msgstr  ""
 
-#: inc/rgpdtools.class.php:351
+#: inc/rgpdtools.class.php:365
 msgctxt "rgpdtools"
 msgid   "Purge logs referring to the user"
 msgstr  ""
 
-#: inc/rgpdtools.class.php:355
+#: inc/rgpdtools.class.php:369
 msgctxt "rgpdtools"
 msgid   "Retention Period"
 msgstr  ""
 
-#: inc/rgpdtools.class.php:523
+#: inc/rgpdtools.class.php:582
 #, php-format
 msgctxt "rgpdtools"
 msgid   "The class %1$s can't be instanciate because not finded on GLPI."
diff --git a/setup.php b/setup.php
index 18d12e8..fc96249 100644
--- a/setup.php
+++ b/setup.php
@@ -28,8 +28,9 @@
  *
  * --------------------------------------------------------------------------
  */
-define('PLUGIN_RGPDTOOLS_VERSION', '0.1.3');
+define('PLUGIN_RGPDTOOLS_VERSION', '1.0.0');
 define('PLUGIN_RGPDTOOLS_GLPI_MIN_VERSION', '9.5');
+define('PLUGIN_RGPDTOOLS_GLPI_MAX_VERSION', '11');
 if (!defined("PLUGIN_RGPDTOOLS_DIR")) {
     define('PLUGIN_RGPDTOOLS_DIR', Plugin::getPhpDir('rgpdtools'));
 }
@@ -81,14 +82,16 @@ function plugin_version_rgpdtools()
 }
 
 /**
- * Check pre-requisites before install
- * OPTIONNAL, but recommanded
- *
- * @return boolean
+ * Check plugin's prerequisites before installation
  */
 function plugin_rgpdtools_check_prerequisites()
 {
-    return true;
+    if (version_compare(GLPI_VERSION, PLUGIN_RGPDTOOLS_GLPI_MIN_VERSION, 'lt') || version_compare(GLPI_VERSION, PLUGIN_RGPDTOOLS_GLPI_MAX_VERSION, 'ge')) {
+        echo __('This plugin requires GLPI >= ' . PLUGIN_RGPDTOOLS_GLPI_MIN_VERSION . ' and GLPI < ' . PLUGIN_RGPDTOOLS_GLPI_MAX_VERSION . '<br>');
+    } else {
+        return true;
+    }
+    return false;
 }
 
 /**