diff --git a/packages/site/docs/api/Items/itemMethods.zh.md b/packages/site/docs/api/Items/itemMethods.zh.md
index 36f937de50e..236f301203e 100644
--- a/packages/site/docs/api/Items/itemMethods.zh.md
+++ b/packages/site/docs/api/Items/itemMethods.zh.md
@@ -5,22 +5,27 @@ order: 0
Item 是 G6 中绘图元素实例，目前包含节点和边的实例。对于实例的变更建议在 graph 上进行。
+
## 更新
### item.update(model)
+
根据元素数据项，更新元素。
**参数**
+
| 名称 | 类型 | 是否必选 | 描述 |
| ----- | ------ | -------- | -------------------------- |
| model | Object | true | 元素描述项，包括数据和样式 |
+
提示：
其中参数 model 可包括以下属性，下面属性的详细描述参见 [元素配置项](/zh/docs/api/Items/itemProperties)：
+
| 名称 | 类型 | 是否必选 | 描述 |
| -------- | ------ | -------- | ------------------------------------------ |
| style | Object | false | 元素样式 |
@@ -28,6 +33,7 @@ Item 是 G6 中绘图元素实例，目前包含节点和边的实例。对于
| label | String | false | 元素的文本标签，有该字段时默认会渲染 label |
| labelCfg | Object | false | 元素文本标签的样式 |
+
**用法**
```javascript
diff --git a/packages/site/docs/manual/FAQ/upgradeGuide.en.md b/packages/site/docs/manual/FAQ/upgradeGuide.en.md
index a29dca80cf3..816fdb3cde9 100644
--- a/packages/site/docs/manual/FAQ/upgradeGuide.en.md
+++ b/packages/site/docs/manual/FAQ/upgradeGuide.en.md
@@ -19,7 +19,7 @@ G6 3.3.0 supports three build outcomes:
The built outcomes of esm and commonjs do not support layouts with Web-Worker.
-if you want to support layouts with Web-Worker, please use the file of [CDN](https://gw.alipayobjects.com/os/antv/pkg/_antv.g6-3.7.1/dist/g6.min.js).
+if you want to support layouts with Web-Worker, please use the file of [CDN](https://gw.alipayobjects.com/os/lib/antv/g6/4.3.11/dist/g6.min.js).
## Util
@@ -53,9 +53,13 @@ const grid = new Grid({
})
-// G6 3.5.10
+// G6 4.x
// Import by CDN. Yuo only need to import G6.
-
+
+
+// address of G6 3.x
+//
+
// Or import by NPM. Yuo only need to import G6.
import G6 from '@antv/G6'
diff --git a/packages/site/docs/manual/FAQ/upgradeGuide.zh.md b/packages/site/docs/manual/FAQ/upgradeGuide.zh.md
index 960b8905d96..8a3825bc356 100644
--- a/packages/site/docs/manual/FAQ/upgradeGuide.zh.md
+++ b/packages/site/docs/manual/FAQ/upgradeGuide.zh.md
@@ -15,7 +15,7 @@ G6 3.3.0 支持三种构建产物：
**其中 esm 及 commonjs 构建产物不支持 webworker 布局。**
-如果要支持 webworker 布局，请引用 [CDN](https://gw.alipayobjects.com/os/antv/pkg/_antv.g6-3.7.1/dist/g6.min.js) 上的文件。
+如果要支持 webworker 布局，请引用 [CDN](https://gw.alipayobjects.com/os/lib/antv/g6/4.3.11/dist/g6.min.js) 上的文件。
## Util
@@ -49,9 +49,13 @@ const grid = new Grid({
})
-// G6 3.5
+// G6 4.x
// CDN 引入，只需要引入 G6
-
+
+
+// G6 3.x 引入地址
+//
+
// 或 NPM 引入，只需要引入 G6
import G6 from '@antv/G6'
diff --git a/packages/site/docs/manual/advanced/iconfont.en.md b/packages/site/docs/manual/advanced/iconfont.en.md
index 59494088144..db98534bb20 100644
--- a/packages/site/docs/manual/advanced/iconfont.en.md
+++ b/packages/site/docs/manual/advanced/iconfont.en.md
@@ -24,7 +24,7 @@ PS: The directory for this example is '/static/icons'.
There are several ways to import G6 introduced in [Getting Started](/en/docs/manual/getting-started).
PS: We import G6 by CDN in this example.
```html
-
+
```
## Import the Iconfont
diff --git a/packages/site/docs/manual/advanced/iconfont.zh.md b/packages/site/docs/manual/advanced/iconfont.zh.md
index 869604fdb54..02b5c2d94c7 100644
--- a/packages/site/docs/manual/advanced/iconfont.zh.md
+++ b/packages/site/docs/manual/advanced/iconfont.zh.md
@@ -24,7 +24,7 @@ PS: 本案文件目录为 '/static/icons'。
多种引入方式，请移步[快速上手](/zh/docs/manual/getting-started)。
PS: 本案例简单粗暴，通过 CDN 的方式引入。
```html
-
+
```
## 添加字体图标
diff --git a/packages/site/docs/manual/advanced/mode-and-custom-behavior.en.md b/packages/site/docs/manual/advanced/mode-and-custom-behavior.en.md
index b614941718f..bd3b0f6f72a 100644
--- a/packages/site/docs/manual/advanced/mode-and-custom-behavior.en.md
+++ b/packages/site/docs/manual/advanced/mode-and-custom-behavior.en.md
@@ -42,7 +42,7 @@ Here goes the basic HTML code for this chapter. We will add new codes incrementa
-
+
+
+
+// version >= 4.0
+
+
```
⚠️Attention:
@@ -136,7 +140,7 @@ graph.render(); // Render the graph
/* Import G6 by CDN */
-
+
+
+// version >= 4.0
+
+
```
⚠️ 注意:
@@ -136,7 +140,7 @@ graph.render(); // 渲染图
/* 引入 G6 */
-
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