diff --git a/config/config.php b/config/config.php
index a59d0e88eb..d9430f6863 100644
--- a/config/config.php
+++ b/config/config.php
@@ -138,8 +138,9 @@ $config->features->checkClient    = true;
 
 /* 文件上传设置。 Upload settings. */
 $config->file = new stdclass();
-$config->file->dangers = 'php,php3,php4,phtml,php5,jsp,py,rb,asp,aspx,ashx,asa,cer,cdx,aspl,shtm,shtml,html,htm';
-$config->file->allowed = 'txt,doc,docx,dot,wps,wri,pdf,ppt,pptx,xls,xlsx,ett,xlt,xlsm,csv,jpg,jpeg,png,psd,gif,ico,bmp,swf,avi,rmvb,rm,mp3,mp4,3gp,flv,mov,movie,rar,zip,bz,bz2,tar,gz,mpp,rp,pdm,vsdx,vsd,sql';
+$config->file->dangers     = 'php,php3,php4,phtml,php5,jsp,py,rb,asp,aspx,ashx,asa,cer,cdx,aspl,shtm,shtml,html,htm';
+$config->file->allowed     = 'txt,doc,docx,dot,wps,wri,pdf,ppt,pptx,xls,xlsx,ett,xlt,xlsm,csv,jpg,jpeg,png,psd,gif,ico,bmp,swf,avi,rmvb,rm,mp3,mp4,3gp,flv,mov,movie,rar,zip,bz,bz2,tar,gz,mpp,rp,pdm,vsdx,vsd,sql';
+$config->file->storageType = 'fs';         // fs or s3
 
 /* Upload settings. */
 $config->allowedTags = '<p><span><h1><h2><h3><h4><h5><em><u><strong><br><ol><ul><li><img><a><b><font><hr><pre><div><table><td><th><tr><tbody><embed><style>';
diff --git a/framework/helper.class.php b/framework/helper.class.php
index ce87666f16..fe2f3683c3 100644
--- a/framework/helper.class.php
+++ b/framework/helper.class.php
@@ -228,30 +228,6 @@ class helper extends baseHelper
 			$version
 		);
 	}
-
-    /**
-     * Save file to storage: fs(www/data/upload) or s3(s3, oss, minio)
-     *
-     * @param  string $tmpFile
-     * @param  string $fileName
-     * @access public
-     * @return bool
-     */
-    public static function saveFile($tmpFile, $filePath)
-    {
-        global $config;
-
-        if(!isset($config->storageType) or $config->storageType == 'fs')
-        {
-            return move_uploaded_file($tmpFile, $filePath);
-        }
-        else if(isset($config->storageType) and $config->storageType == 's3')
-        {
-            return move_uploaded_file($tmpFile, $filePath); // TODO
-        }
-
-        return false;
-    }
 }
 
 /**
diff --git a/module/caselib/control.php b/module/caselib/control.php
index 6c28247299..f2e28ecbd8 100644
--- a/module/caselib/control.php
+++ b/module/caselib/control.php
@@ -505,7 +505,7 @@ class caselib extends control
             $file = $file[0];
 
             $fileName = $this->file->savePath . $this->file->getSaveName($file['pathname']);
-            helper::saveFile($file['tmpname'], $fileName);
+            move_uploaded_file($file['tmpname'], $fileName);
 
             $rows     = $this->file->parseCSV($fileName);
             $fields   = $this->testcase->getImportFields($productID);
diff --git a/module/execution/model.php b/module/execution/model.php
index c0e515b743..68f135c88c 100644
--- a/module/execution/model.php
+++ b/module/execution/model.php
@@ -73,6 +73,7 @@ class executionModel extends model
         {
             global $lang;
             $this->loadModel('execution');
+            $this->app->loadLang('project');
             $lang->executionCommon = $lang->project->stage;
             include $this->app->getModulePath('execution') . 'lang/' . $this->app->getClientLang() . '.php';
         }
diff --git a/module/extension/control.php b/module/extension/control.php
index ceac268e7e..f2d0587761 100644
--- a/module/extension/control.php
+++ b/module/extension/control.php
@@ -431,7 +431,7 @@ class extension extends control
             $tmpName   = $_FILES['file']['tmp_name'];
             $fileName  = $_FILES['file']['name'];
             $dest      = $this->app->getTmpRoot() . "/extension/$fileName";
-            helper::saveFile($tmpName, $dest);
+            move_uploaded_file($tmpName, $dest);
 
             $extension = basename($fileName, '.zip');
             $return    = $this->extension->extractPackage($extension);
@@ -455,6 +455,7 @@ class extension extends control
             $link = $type == 'install' ? inlink('install', "extension=$extension") : inlink('upgrade', "extension=$extension");
             die(js::locate($link, 'parent'));
         }
+
         $this->display();
     }
 
diff --git a/module/file/model.php b/module/file/model.php
index debd0dd26a..c798587d83 100644
--- a/module/file/model.php
+++ b/module/file/model.php
@@ -97,7 +97,7 @@ class fileModel extends model
         foreach($files as $id => $file)
         {
             if($file['size'] == 0) continue;
-            if(!helper::saveFile($file['tmpname'], $this->savePath . $this->getSaveName($file['pathname']))) return false;
+            if(!move_uploaded_file($file['tmpname'], $this->savePath . $this->getSaveName($file['pathname']))) return false;
 
             $file = $this->compressImage($file);
 
@@ -470,7 +470,7 @@ class fileModel extends model
             $filePath = $this->dao->select('pathname')->from(TABLE_FILE)->where('id')->eq($fileID)->fetch();
             $pathName = $filePath->pathname;
             $realPathName = $this->savePath . $this->getRealPathName($pathName);
-            if(!is_dir(dirname($realPathName)))mkdir(dirname($realPathName));
+            if(!is_dir(dirname($realPathName))) mkdir(dirname($realPathName));
             helper::saveFile($file['tmpname'], $realPathName);
 
             $file['pathname'] = $pathName;
diff --git a/module/file/view/printfiles.html.php b/module/file/view/printfiles.html.php
index 2f2c18c7a8..b7de5a98cf 100644
--- a/module/file/view/printfiles.html.php
+++ b/module/file/view/printfiles.html.php
@@ -17,8 +17,9 @@ $sessionString .= session_name() . '=' . session_id();
   function deleteFile(fileID)
   {
       if(!fileID) return;
-      hiddenwin.location.href =createLink('file', 'delete', 'fileID=' + fileID);
+      hiddenwin.location.href = createLink('file', 'delete', 'fileID=' + fileID);
   }
+
   /* Download a file, append the mouse to the link. Thus we call decide to open the file in browser no download it. */
   function downloadFile(fileID, extension, imageWidth, fileTitle)
   {
diff --git a/module/testcase/control.php b/module/testcase/control.php
index dba61c1b25..ee0a1ec24e 100644
--- a/module/testcase/control.php
+++ b/module/testcase/control.php
@@ -1523,7 +1523,7 @@ class testcase extends control
             $file = $file[0];
 
             $fileName = $this->file->savePath . $this->file->getSaveName($file['pathname']);
-            helper::saveFile($file['tmpname'], $fileName);
+            move_uploaded_file($file['tmpname'], $fileName);
 
             $rows   = $this->file->parseCSV($fileName);
             $fields = $this->testcase->getImportFields($productID);
diff --git a/module/testtask/model.php b/module/testtask/model.php
index 4ae0209b89..93acd2e789 100644
--- a/module/testtask/model.php
+++ b/module/testtask/model.php
@@ -1628,7 +1628,7 @@ class testtaskModel extends model
 
         $file     = $file[0];
         $fileName = $this->file->savePath . $this->file->getSaveName($file['pathname']);
-        helper::saveFile($file['tmpname'], $fileName);
+        move_uploaded_file($file['tmpname'], $fileName);
         if(simplexml_load_file($fileName) === false)
         {
             dao::$errors[] = $this->lang->testtask->cannotBeParsed;