diff --git a/README-zh.md b/README-zh.md
index db1b37b..19beeed 100644
--- a/README-zh.md
+++ b/README-zh.md
@@ -2,7 +2,7 @@
 
 [![Build Status](https://github.com/hwdsl2/setup-ipsec-vpn/actions/workflows/main.yml/badge.svg)](https://github.com/hwdsl2/setup-ipsec-vpn/actions/workflows/main.yml) [![GitHub Stars](docs/images/badges/github-stars.svg)](https://github.com/hwdsl2/setup-ipsec-vpn/stargazers) [![Docker Stars](docs/images/badges/docker-stars.svg)](https://github.com/hwdsl2/docker-ipsec-vpn-server/blob/master/README-zh.md) [![Docker Pulls](docs/images/badges/docker-pulls.svg)](https://github.com/hwdsl2/docker-ipsec-vpn-server/blob/master/README-zh.md)
 
-使用 Linux 脚本一键快速搭建自己的 IPsec VPN 服务器。支持 IPsec/L2TP, Cisco IPsec 和 IKEv2 协议。你只需提供自己的 VPN 登录凭证，然后运行脚本自动完成安装。
+使用 Linux 脚本一键快速搭建自己的 IPsec VPN 服务器。支持 IPsec/L2TP, Cisco IPsec 和 IKEv2 协议。
 
 IPsec VPN 可以加密你的网络流量，以防止在通过因特网传送时，你和 VPN 服务器之间的任何人对你的数据的未经授权的访问。在使用不安全的网络时，这是特别有用的，例如在咖啡厅，机场或旅馆房间。
 
@@ -10,21 +10,6 @@ IPsec VPN 可以加密你的网络流量，以防止在通过因特网传送时
 
 *其他语言版本: [English](README.md), [简体中文](README-zh.md).*
 
-#### 目录
-
-- [快速开始](#快速开始)
-- [功能特性](#功能特性)
-- [系统要求](#系统要求)
-- [安装说明](#安装说明)
-- [下一步](#下一步)
-- [重要提示](#重要提示)
-- [升级Libreswan](#升级libreswan)
-- [管理 VPN 用户](#管理-vpn-用户)
-- [高级用法](#高级用法)
-- [卸载说明](#卸载说明)
-- [问题和反馈](#问题和反馈)
-- [授权协议](#授权协议)
-
 ## 快速开始
 
 首先，在你的 Linux 服务器\* 上全新安装 Ubuntu, Debian 或者 CentOS。
@@ -56,12 +41,13 @@ curl -fsSL https://get.vpnsetup.net -o vpn.sh && sudo sh vpn.sh
 </summary>
 
 **注：** 此终端记录仅用于演示目的。该记录中的 VPN 凭据 **无效**。
+
 <p align="center"><img src="docs/images/script-demo.svg"></p>
 </details>
 
 另外，你也可以使用预构建的 [Docker 镜像](https://github.com/hwdsl2/docker-ipsec-vpn-server/blob/master/README-zh.md)。如需了解其它选项以及客户端配置，请继续阅读以下部分。
 
-\* 一个云服务器，虚拟专用服务器 (VPS) 或者专用服务器。OpenVZ VPS 不受支持。
+\* 一个云服务器，虚拟专用服务器 (VPS) 或者专用服务器。
 
 ## 功能特性
 
diff --git a/README.md b/README.md
index b047549..9abefc1 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 [![Build Status](https://github.com/hwdsl2/setup-ipsec-vpn/actions/workflows/main.yml/badge.svg)](https://github.com/hwdsl2/setup-ipsec-vpn/actions/workflows/main.yml) [![GitHub Stars](docs/images/badges/github-stars.svg)](https://github.com/hwdsl2/setup-ipsec-vpn/stargazers) [![Docker Stars](docs/images/badges/docker-stars.svg)](https://github.com/hwdsl2/docker-ipsec-vpn-server) [![Docker Pulls](docs/images/badges/docker-pulls.svg)](https://github.com/hwdsl2/docker-ipsec-vpn-server)
 
-Set up your own IPsec VPN server in just a few minutes, with IPsec/L2TP, Cisco IPsec and IKEv2. All you need to do is provide your own VPN credentials, and let the scripts handle the rest.
+Set up your own IPsec VPN server in just a few minutes, with IPsec/L2TP, Cisco IPsec and IKEv2.
 
 An IPsec VPN encrypts your network traffic, so that nobody between you and the VPN server can eavesdrop on your data as it travels via the Internet. This is especially useful when using unsecured networks, e.g. at coffee shops, airports or hotel rooms.
 
@@ -10,21 +10,6 @@ We will use [Libreswan](https://libreswan.org/) as the IPsec server, and [xl2tpd
 
 *Read this in other languages: [English](README.md), [简体中文](README-zh.md).*
 
-#### Table of Contents
-
-- [Quick start](#quick-start)
-- [Features](#features)
-- [Requirements](#requirements)
-- [Installation](#installation)
-- [Next steps](#next-steps)
-- [Important notes](#important-notes)
-- [Upgrade Libreswan](#upgrade-libreswan)
-- [Manage VPN users](#manage-vpn-users)
-- [Advanced usage](#advanced-usage)
-- [Uninstallation](#uninstallation)
-- [Feedback & Questions](#feedback--questions)
-- [License](#license)
-
 ## Quick start
 
 First, prepare your Linux server\* with a fresh install of Ubuntu, Debian or CentOS.
@@ -56,12 +41,13 @@ See the VPN script in action (terminal recording).
 </summary>
 
 **Note:** This recording is for demo purposes only. VPN credentials in this recording are **NOT** valid.
+
 <p align="center"><img src="docs/images/script-demo.svg"></p>
 </details>
 
 A pre-built [Docker image](https://github.com/hwdsl2/docker-ipsec-vpn-server) is also available. For other options and client setup, read the sections below.
 
-\* A cloud server, virtual private server (VPS) or dedicated server. OpenVZ VPS is not supported.
+\* A cloud server, virtual private server (VPS) or dedicated server.
 
 ## Features
 
@@ -74,7 +60,7 @@ A pre-built [Docker image](https://github.com/hwdsl2/docker-ipsec-vpn-server) is
 
 ## Requirements
 
-A cloud server, virtual private server (VPS) or dedicated server, freshly installed with one of the following OS:
+A cloud server, virtual private server (VPS) or dedicated server, freshly installed with:
 
 - Ubuntu 22.04, 20.04 or 18.04
 - Debian 11[\*](#debian-10-note), 10[\*](#debian-10-note) or 9
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index b687442..355ab08 100644
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