diff --git a/CHANGELOG.md b/CHANGELOG.md
index 83b5b4a047d..1ebacbfadcf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Change Log
 
+## 2.2.2 (2018-11-21)
+
+### Enhancements
+
+- Add extensions for audios (SoundCloud, Netease Cloud Music), videos (YouTube, TED, bilibili) and slide(SlideShare)
+- Add sharing (AddToAny)
+
 ## 2.2.1 (2018-10-02)
 
 ### Enhancements
@@ -7,7 +14,7 @@
 - Update screenshots
 - landing Layout `data.sections` item's `image` add `full_width` setting
 - Remove `header.type` and add `header.background` setting
-- page Layout width sidebar use document scroll when viewport width < 1024px, this enhance the user experience on a phone or a pad
+- page layout sidebar use document scroll when viewport width < 1024px, this enhance the user experience on a phone or a pad
 - Telegram social icon (@WangQiru)
 - Search panel use dark background
 
diff --git a/docs/_posts/2017-08-02-extensions.md b/docs/_posts/2017-08-02-extensions.md
index 18e7671bcac..3dba720a29b 100644
--- a/docs/_posts/2017-08-02-extensions.md
+++ b/docs/_posts/2017-08-02-extensions.md
@@ -4,7 +4,7 @@ key: 20170802
 tags: TeXt
 ---
 
-With the help of extensions, you can easily add **audio**, **video** and **slides** in your posts.
+With the help of extensions, you can easily add **audios**, **videos** and **slides** in your posts.
 
 <div>{%- include extensions/ted.html id='emily_esfahani_smith_there_s_more_to_life_than_being_happy' -%}</div>
 
diff --git a/docs/landing.html b/docs/landing.html
index 1b7098d3498..9a296eb4561 100644
--- a/docs/landing.html
+++ b/docs/landing.html
@@ -49,12 +49,17 @@
     - title: Enhanced User Experience
       children:
         - title: Additional styles
-          excerpt: TeXt offer some CSS classes that you can use in the post, including alert, tag, image, button, etc.
+          excerpt: TeXt offer some CSS classes for your page, including alert, tag, image, button, etc.
           actions:
             - text: Learn More
               url: /docs/en/additional-styles
+        - title: Extensions
+          excerpt: Adding audios, videos and slides to your page.
+          actions:
+            - text: Learn More
+              url: /docs/en/extensions
         - title: Markdown Enhancements
-          excerpt: You can easily add Mathjax, Mermaid and Charts in TeXt.
+          excerpt: Using Mathjax, Mermaid and Charts in your page.
           actions:
             - text: Learn More
               url: /docs/en/markdown-enhancements