diff --git a/server/core.php b/server/core.php
index d42a632..306c88f 100644
--- a/server/core.php
+++ b/server/core.php
@@ -509,7 +509,11 @@ class translations{
   public $filename = "";
 
   public function client_languages() {
-    $client_languages = $_SERVER['HTTP_ACCEPT_LANGUAGE'];
+    if(isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])){
+      $client_languages = $_SERVER['HTTP_ACCEPT_LANGUAGE'];
+    } else {
+      $client_languages = "en-US;q=0.5,en;q=0.3";
+    }
     if(strpos($client_languages, ';') == false){
         if(strpos($client_languages, '-') !== false){
             return [substr($client_languages, 0, 5)];
diff --git a/server/cron.php b/server/cron.php
new file mode 100644
index 0000000..228d35e
--- /dev/null
+++ b/server/cron.php
@@ -0,0 +1,88 @@
+<?php
+include_once 'core.php';
+
+init_class(false);
+header('Content-Type: application/json');
+
+function customErrorHandler(int $errNo, string $errMsg, string $file, int $line) {
+    $output = [
+        "errNo" => $errNo,
+        "error" => $errMsg,
+        "file" => $file,
+        "line" => $line
+    ];
+    $output_status = "error";
+}
+error_reporting(-1);
+set_error_handler('customErrorHandler');
+
+list($cronJobDay, $cronJobTime) = explode(";", $database->getOption("cron_job_time"));
+
+$execDateTime = new stdClass();
+$execDateTime->day = date('d');
+$execDateTime->month = date('m');
+$execDateTime->year = date("Y");
+$execDateTime->hour = date('H');
+$execDateTime->minutes = date('i');
+
+$cronJobDateTime = new stdClass();
+$cronJobDateTime->day = $cronJobDay;
+$cronJobDateTime->month = date('m');
+$cronJobDateTime->year = date("Y");
+$cronJobDateTime->hour = explode(":", $cronJobTime)[0];
+$cronJobDateTime->minutes = explode(":", $cronJobTime)[1];
+
+$start = $database->getOption("cron_job_enabled") && isset($_POST['cron']) && $_POST['cron'] == "cron_job-".$database->getOption("cron_job_code");
+$start_reset = $execDateTime == $cronJobDateTime;
+
+$action = "Availability Minutes ";
+if($start){
+    if($start_reset){
+        $action .= "reset and ";
+        $sql = "SELECT * FROM `%PREFIX%_profiles` WHERE `available` = 1 ";
+        $profiles = $database->exec($sql, true);
+        if(count($profiles) > 0){
+            $list = [];
+            foreach($profiles as $profile){
+                $list[] = [$profile["id"] => $profile["minuti_dispo"]];
+            }
+            $database->exec("INSERT INTO `%PREFIX%_minuti` (`id`, `mese`, `anno`, `list`) VALUES (NULL, :month, :year, :list)",false,[":month" => $execDateTime->month,":year" => $execDateTime->year,":list"=>json_encode($list)]);
+            $database->exec("UPDATE %PREFIX%_profiles SET minuti_dispo = 0");
+        }
+    }
+    $action .= "update";
+
+    $sql = "SELECT * FROM `%PREFIX%_profiles` WHERE `available` = 1 ";
+    $profiles = $database->exec($sql, true);
+    if(count($profiles) > 0){
+        $output = [];
+        $output[] = $profiles;
+        $output_status = "ok";
+        $queries = [];
+        foreach ($profiles as $row) {
+            $value = (int)$row["minuti_dispo"]+5;
+            $id = $row["id"];
+            $increment[$id] = $value;
+            $database->exec("UPDATE %PREFIX%_profiles SET minuti_dispo = :value WHERE id = :id", true, [":value" => $value, ":id" => $id]);
+            $tmp = $id . " - " . $value . " ";
+            $tmp .= count($database->stmt->rowCount()) == 1 ? "success" : "fail";
+            $queries[] = $tmp;
+        }
+        $output[] = $queries;
+    } else {
+        $output = ["profiles array empty"];
+        $output_status = "ok";
+    }
+}
+
+echo(json_encode([
+    "start" => $start,
+    "start_reset" => $start_reset,
+    "execDateTime" => $execDateTime,
+    "cronJobDateTime" => $cronJobDateTime,
+    "action" => $action,
+    "output" => [
+        "status" => $output_status,
+        "message" => $output
+    ]
+]));
\ No newline at end of file
diff --git a/server/install/installHelper.php b/server/install/installHelper.php
index f02358b..2ad4ce7 100644
--- a/server/install/installHelper.php
+++ b/server/install/installHelper.php
@@ -231,11 +231,9 @@ PRIMARY KEY (`id`)
 )ENGINE=InnoDB DEFAULT CHARSET=latin1;
 CREATE TABLE IF NOT EXISTS `".$prefix."_minuti` (
 `id` int(11) NOT NULL AUTO_INCREMENT,
-`mese` enum('gennaio','febbraio','marzo','aprile','maggio','giugno','luglio','agosto','settembre','ottobre','novembre','dicembre') NOT NULL,
-`anno` varchar(4) NOT NULL,
+`mese` int(2) NOT NULL,
+`anno` int(2) NOT NULL,
 `list` mediumtext NOT NULL,
-`a1` mediumtext NOT NULL,
-`a2` mediumtext NOT NULL,
 PRIMARY KEY (`id`)
 )ENGINE=InnoDB DEFAULT CHARSET=latin1;
 CREATE TABLE IF NOT EXISTS `".$prefix."_tipo` (
@@ -406,23 +404,26 @@ function initOptions($name, $visible, $password, $report_email, $owner){
         $option_check_cf_ip = empty($_SERVER['HTTP_CF_CONNECTING_IP']) ? "INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES ('11', 'check_cf_ip', 1, '1', current_timestamp(), current_timestamp(), '1');" : "INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES ('10', 'check_cf_ip', 0, '1', current_timestamp(), current_timestamp(), '1');";
         $prep = $connection->prepare("
 INSERT INTO `".$prefix."_profiles` (`id`, `hidden`) VALUES (NULL, :hidden);
-INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES ('1', 'report_email', :report_email, '1', current_timestamp(), current_timestamp(), '1');
-INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES ('2', 'owner', :owner, '1', current_timestamp(), current_timestamp(), '1');
-INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES ('3', 'web_url', :web_url, '1', current_timestamp(), current_timestamp(), '1');
-INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES ('4', 'use_custom_error_sound', 0, '1', current_timestamp(), current_timestamp(), '1');
-INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES ('5', 'use_custom_error_image', 0, '1', current_timestamp(), current_timestamp(), '1');
-INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES ('6', 'intrusion_save', 1, '1', current_timestamp(), current_timestamp(), '1');
-INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES ('7', 'intrusion_save_info', 1, '1', current_timestamp(), current_timestamp(), '1');
-INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES ('8', 'enable_technical_support', 0, '1', current_timestamp(), current_timestamp(), '1');
-INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES ('9', 'technical_support_key', '', '1', current_timestamp(), current_timestamp(), '1');
-INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES ('10', 'cron_job_code', :cron_job_code, '1', current_timestamp(), current_timestamp(), '1');
+INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES (NULL, 'report_email', :report_email, 1, current_timestamp(), current_timestamp(), '1');
+INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES (NULL, 'owner', :owner, 1, current_timestamp(), current_timestamp(), '1');
+INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES (NULL, 'web_url', :web_url, 1, current_timestamp(), current_timestamp(), '1');
+INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES (NULL, 'use_custom_error_sound', 0, 1, current_timestamp(), current_timestamp(), '1');
+INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES (NULL, 'use_custom_error_image', 0, 1, current_timestamp(), current_timestamp(), '1');
+INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES (NULL, 'intrusion_save', 1, 1, current_timestamp(), current_timestamp(), '1');
+INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES (NULL, 'intrusion_save_info', 1, 1, current_timestamp(), current_timestamp(), '1');
+INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES (NULL, 'enable_technical_support', 0, 1, current_timestamp(), current_timestamp(), '1');
+INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES (NULL, 'technical_support_key', '', 1, current_timestamp(), current_timestamp(), '1');
+INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES (NULL, 'cron_job_code', :cron_job_code, 1, current_timestamp(), current_timestamp(), '1');
+INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES (NULL, 'cron_job_enabled', 1, 1, current_timestamp(), current_timestamp(), '1');
+INSERT INTO `".$prefix."_options` (`id`, `name`, `value`, `enabled`, `created_time`, `last_edit`, `user_id`) VALUES (NULL, 'cron_job_time', :cron_job_time, 1, current_timestamp(), current_timestamp(), '1');
 $option_check_cf_ip");
         mt_srand(10);
         $prep->bindValue(':hidden', ($visible ? 0 : 1), PDO::PARAM_INT);        
         $prep->bindValue(':report_email', $report_email, PDO::PARAM_STR);
         $prep->bindValue(':owner', $owner, PDO::PARAM_STR);
         $prep->bindValue(':web_url', str_replace("install/install.php", "", full_path()), PDO::PARAM_STR);
-        $prep->bindValue(':cron_job_code', uniqid().mt_rand(), PDO::PARAM_STR);
+        $prep->bindValue(':cron_job_code', str_replace(".", "", bin2hex(random_bytes(10)).base64_encode(openssl_random_pseudo_bytes(30))), PDO::PARAM_STR);
+        $prep->bindValue(':cron_job_time', "01;00:00", PDO::PARAM_STR);
         $prep->execute();
     } catch (Exception $e) {
         if(is_cli()){