diff --git a/README.md b/README.md
index 3a99cef..80c0b8b 100644
--- a/README.md
+++ b/README.md
@@ -1,16 +1,49 @@
 # github-style
 
+## Install the theme
+
+```bash
+mkdir themes
+git submodule add git@github.com:MeiK2333/github-style.git themes/github-style
+```
+
+## Update the theme
+
+```bash
+cd themes/github-style
+git pull
+```
+
+## Setup About page
+
+```bash
+hugo new about.md
+```
+
+add `layout = "about"` to `content/about.md`
+
+```
+---
+title: "About"
+date: 2019-10-22T18:46:47+08:00
+layout: "about"
+---
+
+about me
+```
+
 ## config.toml example
 
 ```toml
-baseURL = "https://domain.com/"
+baseURL = "https://example.com/"
 title = "GitHub Style"
 googleAnalytics = "UA-123-456-789"
+theme = "github-style"
 
 [params]
-  author = "author"
-  description = "description"
-  github = "github"
-  twitter = "twitter"
-  email = "email@domain.com"
+  author = "example"
+  description = "example"
+  github = "example"
+  twitter = "example"
+  email = "example@domain.com"
 ```
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diff --git a/images/tn.png b/images/tn.png
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diff --git a/theme.toml b/theme.toml
index ee9cf8e..68f1e27 100644
--- a/theme.toml
+++ b/theme.toml
@@ -6,8 +6,8 @@ license = "MIT"
 licenselink = "https://github.com/MeiK2333/github-style/blob/master/LICENSE"
 description = "github-style hugo theme"
 homepage = "http://example.com/"
-tags = ["blog"]
-features = ["github-style"]
+tags = ["blog", "google analytics"]
+features = ["google analytics"]
 min_version = "0.41"
 
 [author]