diff --git a/docs-en/05-develop/01-connect/01-python.md b/docs-en/05-develop/01-connect/01-python.md
index dd9ae72b3737566e15bcecc0d15489faf26c9f11..cfc91e4146ec188069e222fcfd228a6691f0fa01 100644
--- a/docs-en/05-develop/01-connect/01-python.md
+++ b/docs-en/05-develop/01-connect/01-python.md
@@ -10,7 +10,7 @@ import TabItem from '@theme/TabItem';
 
 First, you need to install the `taospy` module version >= `2.3.3`. Run the command below in your terminal.
 
-<Tabs>
+<Tabs defaultValue="pip">
 <TabItem value="pip" label="pip">
 
 ```
diff --git a/docs-en/05-develop/01-connect/02-java.md b/docs-en/05-develop/01-connect/02-java.md
index dc674b73d47425c881a492318bca8f10d5df2741..9cddca3aedee377b6cfe75bb9292a4522c5649ca 100644
--- a/docs-en/05-develop/01-connect/02-java.md
+++ b/docs-en/05-develop/01-connect/02-java.md
@@ -9,7 +9,7 @@ import TabItem from '@theme/TabItem';
 ## Add Dependency
 
 
-<Tabs>
+<Tabs defaultValue="maven">
 <TabItem value="maven" label="Maven">
 
 ```xml title="pom.xml"
diff --git a/docs-en/05-develop/01-connect/05-node.md b/docs-en/05-develop/01-connect/05-node.md
index 54b92b4ab959d56f27a3de4f9e2352961f36f746..bb9ebf9a3524dfd1889319d951aa12a59672354c 100644
--- a/docs-en/05-develop/01-connect/05-node.md
+++ b/docs-en/05-develop/01-connect/05-node.md
@@ -5,7 +5,7 @@ title: Connect with Node.js Connector
 
 ## Install Connector
 
-```
+```bash
 npm i td2.0-rest-connector
 ```
 ## Config