diff --git a/module/install/control.php b/module/install/control.php
index 5a835e187f..c66c9de8fd 100644
--- a/module/install/control.php
+++ b/module/install/control.php
@@ -384,9 +384,7 @@ class install extends control
 
             $this->install->enableCache();
 
-            $skipApp = (string)getenv('ZT_SKIP_DEVOPS_INIT');
-            $link = ($this->config->inQuickon && (!$skipApp || $skipApp == 'false')) ? inlink('app') : inlink('step6');
-            return $this->send(array('result' => 'success', 'load' => $link));
+            return $this->send(array('result' => 'success', 'load' => inlink('step6')));
         }
 
         if($this->config->inQuickon) $this->installZen->saveConfigFile();
@@ -452,39 +450,6 @@ class install extends control
         $this->display();
     }
 
-    /**
-     * 安装devops相关应用。
-     * Install apps of devops.
-     *
-     * @access public
-     * @return void
-     */
-    public function app()
-    {
-        $this->loadModel('common');
-        $this->loadModel('solution');
-        $cloudSolution = $this->loadModel('store')->getSolution('name', 'devops');
-        $components    = $this->loadModel('store')->solutionConfig('name', 'devops');
-
-        if($_POST)
-        {
-            $solution = $this->solution->create($cloudSolution, $components);
-            if(dao::isError()) $this->send(array('result' => 'failure', 'message' => dao::getError()));
-
-            $this->send(array('result' => 'success', 'data' => $solution, 'locate' => $this->inLink('progress', "id={$solution->id}&install=true")));
-        }
-
-        $category = helper::arrayColumn($components->category, 'name');
-        $category = array_filter($category, function($cate){return $cate !== 'pms';});
-
-        $this->view->title         = $this->lang->solution->install;
-        $this->view->cloudSolution = $cloudSolution;
-        $this->view->components    = $this->installZen->processComponents($components, $cloudSolution);
-        $this->view->category      = $category;
-
-        $this->display();
-    }
-
     /**
      * 展示应用安装进度。
      * Show installation progress of solution.
diff --git a/module/install/ui/app.html.php b/module/install/ui/app.html.php
deleted file mode 100644
index b6ce20c8b8..0000000000
--- a/module/install/ui/app.html.php
+++ /dev/null
@@ -1,75 +0,0 @@
-<?php
-declare(strict_types=1);
-/**
- * The app view file of install module of ZenTaoPMS.
- * @copyright   Copyright 2009-2023 禅道软件（青岛）有限公司(ZenTao Software (Qingdao) Co., Ltd. www.zentao.net)
- * @license     ZPL(https://zpl.pub/page/zplv12.html) or AGPL(https://www.gnu.org/licenses/agpl-3.0.en.html)
- * @author      Yanyi Cao <caoyanyi@easycorp.ltd>
- * @package     install
- * @link        https://www.zentao.net
- */
-namespace zin;
-
-set::zui(true);
-
-$formRows = array();
-foreach($components->category as $item)
-{
-    $formRows[] = formGroup
-    (
-        set::label($item->alias),
-        set::name($item->name),
-        set::required(true),
-        set::items($item->schemaChoices),
-        on::change('checkMemory(this)')
-    );
-}
-
-jsVar('category', $category);
-div
-(
-    setID('main'),
-    setClass('flex justify-center'),
-    div
-    (
-        setID('mainContent'),
-        setClass('px-1 mt-2 w-full max-w-7xl'),
-        formPanel
-        (
-            set::formID('solutionForm'),
-            setClass('bg-canvas m-auto mw-auto'),
-            set::title($lang->install->solution->title),
-            set::submitBtnText($lang->solution->install),
-            set::formClass('w-1/2 m-auto'),
-            set('data-loading', $lang->solution->notices->creatingSolution),
-            div
-            (
-                setClass('text-center'),
-                $lang->install->solution->desc
-            ),
-            $formRows,
-            div
-            (
-                setClass('hidden text-center text-warning'),
-                setID('overMemoryNotice'),
-                $lang->install->solution->overMemory
-            ),
-            set::actions(array(
-                array(
-                    'text'  => $lang->install->solution->skip,
-                    'href'  => createLink('install', 'step6'),
-                    'id'    => 'skipBtn',
-                    'class' => 'btn hidden'
-                ),
-                array(
-                    'text'    => $lang->solution->install,
-                    'id'      => 'submitBtn',
-                    'class'   => 'btn primary',
-                    'onclick' => 'checkSolution(this)'
-                )
-            ))
-        )
-    )
-);
-
-render('pagebase');