diff --git a/README.md b/README.md
index 394746829..bd0843991 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ Writes code, produces documents, and drives the desktop — with Mini Apps, a Ru
 
 [**⬇ Download for macOS · Windows · Linux**](https://github.com/GCWing/BitFun/releases/latest)
 
-[Website](https://openbitfun.com/) · [Docs](./docs) · [Discussions](https://github.com/GCWing/BitFun/discussions) · [Contributing](./CONTRIBUTING.md)
+[Website](https://openbitfun.com/) · [Quick start](#first-run) · [Security](./SECURITY.md) · [Discussions](https://github.com/GCWing/BitFun/discussions) · [Contributing](./CONTRIBUTING.md)
 
 [![GitHub release](https://img.shields.io/github/v/release/GCWing/BitFun?style=flat-square&color=blue)](https://github.com/GCWing/BitFun/releases)
 [![Downloads](https://img.shields.io/github/downloads/GCWing/BitFun/total?style=flat-square&color=brightgreen)](https://github.com/GCWing/BitFun/releases)
diff --git a/README.zh-CN.md b/README.zh-CN.md
index 0b7d34899..c59618d5b 100644
--- a/README.zh-CN.md
+++ b/README.zh-CN.md
@@ -10,7 +10,7 @@
 
 [**⬇ 下载 macOS · Windows · Linux 版**](https://github.com/GCWing/BitFun/releases/latest)
 
-[官网](https://openbitfun.com/) · [文档](./docs) · [讨论区](https://github.com/GCWing/BitFun/discussions) · [参与贡献](./CONTRIBUTING_CN.md)
+[官网](https://openbitfun.com/) · [快速开始](#第一次运行) · [安全策略](./SECURITY_CN.md) · [讨论区](https://github.com/GCWing/BitFun/discussions) · [参与贡献](./CONTRIBUTING_CN.md)
 
 [![GitHub release](https://img.shields.io/github/v/release/GCWing/BitFun?style=flat-square&color=blue)](https://github.com/GCWing/BitFun/releases)
 [![Downloads](https://img.shields.io/github/downloads/GCWing/BitFun/total?style=flat-square&color=brightgreen)](https://github.com/GCWing/BitFun/releases)
diff --git a/png/github_social_preview.png b/png/github_social_preview.png
new file mode 100644
index 000000000..52fc14730
Binary files /dev/null and b/png/github_social_preview.png differ