diff --git a/docs/Update.txt b/docs/Update.txt
new file mode 100644
index 0000000..13112fa
--- /dev/null
+++ b/docs/Update.txt
@@ -0,0 +1,11 @@
+Important information for updating a version below 2.0 !!!
+
+Step:
+
+1. Connect to your site and go to module administration.
+2. Delete the folder "modules/TDMDownloads"
+3. Copy the "tdmdownloads" folder (version greater than 2) to folder "modules/"
+4. Update the "tdmdownloads" module
+5. Go into the preferences of the module "tdmdownloads", choose "Max uploaded files size" and validate them.
+
+tdmdownloads is now up to date.
\ No newline at end of file
diff --git a/include/onupdate.php b/include/onupdate.php
index 56bbb8e..881381c 100644
--- a/include/onupdate.php
+++ b/include/onupdate.php
@@ -43,12 +43,12 @@ function xoops_module_update_tdmdownloads(&$module, $prev_version = null)
  */
 function update_tdmdownloads_v200(&$module)
 {
+	// Update size
 	$db  = \XoopsDatabaseFactory::getDatabaseConnection();
 	$sql = 'SELECT lid, size FROM ' . $db->prefix('tdmdownloads_downloads');
 	$result = $db->query($sql);
 	$helper = \XoopsModules\Tdmdownloads\Helper::getInstance();
 	$helper->loadLanguage('admin');
-	//print_r($result);
 	while (false !== ($myrow = $db->fetchArray($result))) {
 		$size_value_arr = explode(' ', $myrow['size']);
 		switch ($size_value_arr[1]) {
@@ -83,6 +83,11 @@ function update_tdmdownloads_v200(&$module)
 				break;
 		}
 	}
+	// Update folder
+	rename(XOOPS_ROOT_PATH . '/uploads/TDMDownloads', XOOPS_ROOT_PATH . '/uploads/tdmdownloads');
+	// Change TDMDownloads with tdmdownloads
+	$sql = 'UPDATE `' . $db->prefix('tdmdownloads_downloads') . '` SET `url` = REPLACE(`url`, \'TDMDownloads\', \'tdmdownloads\') WHERE `url` LIKE \'%TDMDownloads%\'';
+	$result = $db->query($sql);	
 	return true;	
 }
 
@@ -110,21 +115,21 @@ function update_tdmdownloads_v167(&$module)
     // unlink( XOOPS_ROOT_PATH.'/modules/tdmdownloads/admin/admin_header.php' );
 
     // clean template directory
-    unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_brokenfile.html');
-    unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_download.html');
-    unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_index.html');
-    unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_modfile.html');
-    unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_ratefile.html');
-    unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_singlefile.html');
-    unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_submit.html');
-    unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_viewcat.html');
-    unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_liste.html');
-    unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_rss.html');
-    unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/blocks/tdmdownloads_block_new.html');
-    unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/blocks/tdmdownloads_block_random.html');
-    unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/blocks/tdmdownloads_block_rating.html');
-    unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/blocks/tdmdownloads_block_search.html');
-    unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/blocks/tdmdownloads_block_top.html');
+    @unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_brokenfile.html');
+    @unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_download.html');
+    @unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_index.html');
+    @unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_modfile.html');
+    @unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_ratefile.html');
+    @unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_singlefile.html');
+    @unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_submit.html');
+    @unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_viewcat.html');
+    @unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_liste.html');
+    @unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/tdmdownloads_rss.html');
+    @unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/blocks/tdmdownloads_block_new.html');
+    @unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/blocks/tdmdownloads_block_random.html');
+    @unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/blocks/tdmdownloads_block_rating.html');
+    @unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/blocks/tdmdownloads_block_search.html');
+    @unlink(XOOPS_ROOT_PATH . '/modules/tdmdownloads/templates/blocks/tdmdownloads_block_top.html');
 
     return true;
 }
diff --git a/include/xoops_version.inc.php b/include/xoops_version.inc.php
new file mode 100644
index 0000000..f4f87eb
--- /dev/null
+++ b/include/xoops_version.inc.php
@@ -0,0 +1,36 @@
+<?php
+/**
+ * tdmdownloads
+ *
+ * You may not change or alter any portion of this comment or credits
+ * of supporting developers from this source code or any supporting source code
+ * which is considered copyrighted (c) material of the original comment or credit authors.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * @copyright   Gregory Mage (Aka Mage)
+ * @license     GNU GPL 2 (http://www.gnu.org/licenses/old-licenses/gpl-2.0.html)
+ * @author      Gregory Mage (Aka Mage)
+ */
+
+/**
+ * @param $val
+ * @return float|int
+ */
+function tdmdownloadsReturnBytes($val)
+{
+    switch (mb_substr($val, -1)) {
+        case 'K':
+        case 'k':
+            return (int)$val * 1024;
+        case 'M':
+        case 'm':
+            return (int)$val * 1048576;
+        case 'G':
+        case 'g':
+            return (int)$val * 1073741824;
+        default:
+            return $val;
+    }
+}
\ No newline at end of file
diff --git a/xoops_version.php b/xoops_version.php
index becd164..95657d5 100644
--- a/xoops_version.php
+++ b/xoops_version.php
@@ -283,9 +283,6 @@
     'default' => 0,
 ];
 
-//xoops_load('xoopseditorhandler');
-//$editorHandler = \XoopsEditorHandler::getInstance();
-
 $modversion['config'][] = [
     'name' => 'editor',
     'title' => '_MI_TDMDOWNLOADS_FORM_OPTIONS',
@@ -536,8 +533,9 @@
     'default' => 'downloads_',
 ];
 
-$iniPostMaxSize = returnBytes(ini_get('post_max_size'));
-$iniUploadMaxFileSize = returnBytes(ini_get('upload_max_filesize'));
+include_once 'include/xoops_version.inc.php';
+$iniPostMaxSize = tdmdownloadsReturnBytes(ini_get('post_max_size'));
+$iniUploadMaxFileSize = tdmdownloadsReturnBytes(ini_get('upload_max_filesize'));
 $maxSize = min($iniPostMaxSize, $iniUploadMaxFileSize);
 if ($maxSize > 10000 * 1048576) {
     $increment = 500;
@@ -894,24 +892,3 @@
     'mail_template' => 'file_approve_notify',
     'mail_subject' => _MI_TDMDOWNLOADS_FILE_APPROVE_NOTIFYSBJ,
 ];
-
-/**
- * @param $val
- * @return float|int
- */
-function returnBytes($val)
-{
-    switch (mb_substr($val, -1)) {
-        case 'K':
-        case 'k':
-            return (int)$val * 1024;
-        case 'M':
-        case 'm':
-            return (int)$val * 1048576;
-        case 'G':
-        case 'g':
-            return (int)$val * 1073741824;
-        default:
-            return $val;
-    }
-}