diff --git a/module/common/model.php b/module/common/model.php
index 11b4d910e1..58c61dafa0 100644
--- a/module/common/model.php
+++ b/module/common/model.php
@@ -1483,35 +1483,12 @@ class commonModel extends model
         global $config, $lang;
         if(isset($config->xxserver->installed) and $config->xuanxuan->turnon)
         {
+            $appQrcode = helper::createLink('misc', 'appQrCode');
             echo "<li class='dropdown-submenu'>";
             echo "<a href='javascript:;'>" . "<i class='icon icon-download'></i> " . $lang->clientName . "</a><ul class='dropdown-menu pull-left'>";
             echo '<li>' . html::a(helper::createLink('misc', 'downloadClient', '', '', true), $lang->downloadClient, '', "title='$lang->downloadClient' class='iframe text-ellipsis' data-width='600'") . '</li>';
             echo "<li class='dropdown-submenu' id='downloadMobile'><a href='javascript:;'>" . $lang->downloadMobile . "</a><ul class='dropdown-menu pull-left''>";
-
-            /* Intranet users use local pictures. */
-            $connected = false;
-            if(extension_loaded('curl'))
-            {
-                $curl = curl_init();
-                curl_setopt($curl, CURLOPT_URL, 'https://www.zentao.net/page/appqrcode.json');
-                curl_setopt($curl, CURLOPT_TIMEOUT_MS, 200);
-                curl_setopt($curl, CURLOPT_CONNECTTIMEOUT_MS, 200);
-                curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
-                curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
-                curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
-                $connected = curl_exec($curl);
-                curl_close($curl);
-            }
-
-            if($connected)
-            {
-                echo "<li><div class='mobile-qrcode'><iframe src='https://www.zentao.net/page/appqrcode.html?v={$config->version}' frameborder='0' scrolling='no' seamless></iframe></div></li>";
-            }
-            else
-            {
-                echo "<li><div class='mobile-qrcode local-img'><img src='{$config->webRoot}theme/default/images/main/mobile_qrcode.png' /><div class='mobile-version'><span>v1.2</span></div></li>";
-            }
-
+            echo "<li><div class='mobile-qrcode local-img'><img src='$appQrcode' /></li>";
             echo "</ul></li>";
             echo '<li>' . html::a($lang->clientHelpLink, $lang->clientHelp, '', "title='$lang->clientHelp' target='_blank'") . '</li>';
             echo '</ul></li>';
diff --git a/module/misc/control.php b/module/misc/control.php
index 2681f0fbce..511b4feac9 100644
--- a/module/misc/control.php
+++ b/module/misc/control.php
@@ -338,4 +338,23 @@ class misc extends control
         if(strpos(",$accounts,", $this->app->user->account) === false) $accounts .= ',' . $this->app->user->account;
         $this->loadModel('setting')->setItem('system.common.global.skip' . ucfirst($feature), $accounts);
     }
+
+    /**
+     * Create qrcode for app download.
+     *
+     * @access public
+     * @return void
+     */
+    public function appQrCode()
+    {
+        if(!extension_loaded('gd'))
+        {
+            $this->view->noGDLib = sprintf($this->lang->misc->noGDLib, $loginAPI);
+            return 'theme/default/images/main/mobile_qrcode.png';
+        }
+
+        $this->app->loadClass('qrcode');
+        $downloadUrl = 'https://www.zentao.net/page/zentaoapp.html?zentao=' . $this->config->version;
+        QRcode::png($downloadUrl, false, 2, 4, 2);
+    }
 }
diff --git a/www/theme/default/style.css b/www/theme/default/style.css
index 2da6800364..edfaa580c1 100644
--- a/www/theme/default/style.css
+++ b/www/theme/default/style.css
@@ -114,11 +114,7 @@ body.xxc-embed.m-productplan-view,body.xxc-embed.m-bug-browse,body.xxc-embed.m-p
 .xxc-embed .modal-body {min-height: 500px!important;}
 
 #downloadMobile .dropdown-menu {top: -31px !important; min-width: 130px; padding: 0;}
-#downloadMobile .dropdown-menu .mobile-qrcode {padding: 15px 0px 0 10px;}
-#downloadMobile .dropdown-menu .mobile-qrcode.local-img {padding: 15px 5px 0 5px;}
-#downloadMobile .dropdown-menu .mobile-qrcode iframe {width: 110px; height: 120px; text-align: center;}
-#downloadMobile .dropdown-menu .mobile-version {text-align: center;}
-#downloadMobile .dropdown-menu .mobile-version span {color: #0c64eb; font-size: 12px; font-weight: 700;}
+#downloadMobile .dropdown-menu .mobile-qrcode {padding: 15px 5px;}
 
 .radio-text-divider {width: 1px; height: 13px; display: inline-block; margin: -2px 9px 0; background: #D9D9D9; vertical-align: middle;}
 .input-divider {margin: 0 4px;}