diff --git a/docs/document/server-side/chatroom.md b/docs/document/server-side/chatroom.md
index 30734a72a..6077cbead 100644
--- a/docs/document/server-side/chatroom.md
+++ b/docs/document/server-side/chatroom.md
@@ -125,9 +125,9 @@ POST https://{host}/{org_name}/{app_name}/chatrooms/super_admin
 ```shell
 # 将 <YourAppToken> 替换为你在服务端生成的 App Token
 
-curl -X POST 'https://XXXX/XXXX/XXXX//chatrooms/super_admin'
--H 'Authorization: Bearer <YourAppToken>'
--H 'Content-Type: application/json'
+curl -X POST 'https://XXXX/XXXX/XXXX/chatrooms/super_admin'  \
+-H 'Authorization: Bearer <YourAppToken>' \
+-H 'Content-Type: application/json' \
 -d '{
     "superadmin": "user1"
 }'
@@ -1247,7 +1247,7 @@ DELETE https://{host}/{org_name}/{app_name}/metadata/chatroom/{chatroom_id}/user
 ```shell
 # 将 <YourAppToken> 替换为你在服务端生成的 App Token
 
-DELETE -X POST -H 'Content-Type: application/json' -H 'Accept: application/json' -H 'Authorization: Bearer <YourAppToken>' -d '{
+curl  -X DELETE -H 'Content-Type: application/json' -H 'Accept: application/json' -H 'Authorization: Bearer <YourAppToken>' -d '{
     "keys": ["key1","key2"]
  }' 'https://XXXX/XXXX/XXXX/metadata/chatroom/662XXXX13/user/user1/forced'
 ```
diff --git a/docs/document/server-side/group.md b/docs/document/server-side/group.md
index 489edab7d..5401ef3fe 100644
--- a/docs/document/server-side/group.md
+++ b/docs/document/server-side/group.md
@@ -399,7 +399,7 @@ GET https://{host}/{org_name}/{app_name}/chatgroups?limit={N}&cursor={cursor}
 
 | 参数     | 类型   | 是否必需 | 描述                                                        |
 | :------- | :----- | :------- | :---------------------------------------------------------- |
-| `limit`  | Int    | 否       | 每次期望返回的群组数量。取值范围为 [1,100]，默认值为 `10`。 |
+| `limit`  | Int    | 否       | 每次期望返回的群组数量。取值范围为 [1,1000]，默认值为 `10`。 |
 | `cursor` | String | 否       | 数据查询的起始位置。                                        |
 
 :::tip
@@ -494,7 +494,7 @@ curl -X GET -H 'Accept: application/json' -H 'Authorization: Bearer <YourAppToke
 #### HTTP 请求
 
 ```http
-GET https://{host}/{org_name}/{app_name}/chatgroups/users/{username}?pagesize={}&pagenum={}
+GET https://{host}/{org_name}/{app_name}/chatgroups/user/{username}?pagesize={}&pagenum={}
 ```
 
 ##### 路径参数
@@ -505,7 +505,7 @@ GET https://{host}/{org_name}/{app_name}/chatgroups/users/{username}?pagesize={}
 
 | 参数            | 类型   | 是否必需    | 描述                 |
 |:--------------| :----- |:--------|:-------------------|
-| `pagesize`     | String | 否       | 每页获取的群组数量。取值范围为 [1,20]，默认值为 `10`。 |
+| `pagesize`     | String | 否       | 每页获取的群组数量。取值范围为 [1,20]，默认值为 `5`。 |
 | `pagenum`       | String | 否       | 当前页码。默认从第 `0` 页开始获取。 |
 
 ##### 请求 header
@@ -586,7 +586,7 @@ curl --location 'http://XXXX/XXXX/XXXX/chatgroups/user/XXXX' \
 #### HTTP 请求
 
 ```http
-POST https://{host}/{org_name}/{app_name}/chatgroups/{group_id}/user/{username}/is_joined
+GET https://{host}/{org_name}/{app_name}/chatgroups/{group_id}/user/{username}/is_joined
 ```
 
 ##### 路径参数
@@ -1278,7 +1278,7 @@ GET https://{host}/{org_name}/{app_name}/chatgroups/{group_id}/users?pagenum={N}
 | 参数       | 类型 | 是否必需 | 描述                                                        |
 | :--------- | :--- | :------- | :---------------------------------------------------------- |
 | `pagenum`  | Int  | 否       | 当前页码。默认从第 1 页开始获取。                           |
-| `pagesize` | Int  | 否       | 每页期望返回的群组成员数量。取值范围为 [1,100]。默认为 10。 |
+| `pagesize` | Int  | 否       | 每页期望返回的群组成员数量。取值范围为 [1,1000]。默认为 `1000`。 |
 
 ##### 请求 header
 
@@ -1696,11 +1696,11 @@ PUT https://{host}/{org_name}/{app_name}/metadata/chatgroup/{group_id}/user/{use
 
 ```shell
 # 将 <YourAppToken> 替换为你在服务端生成的 App Token
-curl --location --request PUT 'https://a1-hsb.easemob.com/easemob-demo/testy/metadata/chatgroup/207059303858177/user/test2' \
+curl --location --request PUT 'https://XXXX/XXXX/XXXX/metadata/chatgroup/XXXX/user/XXXX' \
 -H 'Content-Type: application/json' \
--H 'Accept: application/json'
--H 'Authorization: Bearer YWMtozZwfsFFEe2oQTE6aob5eQAAAAAAAAAAAAAAAAAAAAExCXvf5bRGAJBgXNYFJVQ9AQMAAAGG2MUClwBPGgDsI1GYg1QtapTEdGyrm29Eu6L8qx60lDZ9TJRDOQjEsw' \
---data-raw '{
+-H 'Accept: application/json' \
+-H 'Authorization: Bearer <YourAppToken>' \
+-d '{
     "metaData": {
           "key1": "value1"
     }
@@ -1829,11 +1829,11 @@ POST https://{host}/{org_name}/{app_name}/metadata/chatgroup/{group_id}/get
 
 ```shell
 # 将 <YourAppToken> 替换为你在服务端生成的 App Token
-curl --location --request POST 'https://a1-hsb.easemob.com/easemob-demo/testy/metadata/chatgroup/207059303858177/get' \
--H 'Content-Type: application/json' \
--H 'Accept: application/json'
--H 'Authorization: Bearer YWMtozZwfsFFEe2oQTE6aob5eQAAAAAAAAAAAAAAAAAAAAExCXvf5bRGAJBgXNYFJVQ9AQMAAAGG2MUClwBPGgDsI1GYg1QtapTEdGyrm29Eu6L8qx60lDZ9TJRDOQjEsw' \
---data-raw '{
+curl--location--request POST 'https://XXXX/XXXX/XXXX/metadata/chatgroup/XXXX/get'\
+-H'Content-Type: application/json'\
+-H'Accept: application/json'\
+-H'Authorization: Bearer <YourAppToken>'\
+-d '{
     "targets":["test1","test2"],
     "properties":["key1","key2"]
 }'
diff --git a/docs/document/server-side/message_download.md b/docs/document/server-side/message_download.md
index a265c6706..f19c4182e 100644
--- a/docs/document/server-side/message_download.md
+++ b/docs/document/server-side/message_download.md
@@ -108,7 +108,11 @@ POST https://{host}/{org_name}/{app_name}/chatfiles
 
 ```shell
 # 将 <YourAppToken> 替换为你在服务端生成的 App Token，将 file 的路径替换为待上传文件所在的本地完整路径
-curl -X POST https://XXXX/XXXX/XXXX/chatfiles -H 'Authorization: Bearer <YourAppToken>' -H 'content-type: multipart/form-data; boundary=----WebKitFormBoundary7MA4YWxkTrZu0gW'  -H 'restrict-access: true' -F file=@/Users/test/9.2/easemob/image/IMG_2953.JPG
+curl L -X POST 'https://XXXX/XXXX/XXXX/chatfiles'  \
+-H 'Authorization: Bearer <YourAppToken>'   \
+-H 'Content-Type: multipart/form-data; boundary=---WebKitFormBoundary7MA4YWxkTrZu0gW'   \
+-H 'restrict-access: true'   \
+-F 'file="@/Users/test/9.2/easemob/image/IMG_2953.JPG"'
 ```
 
 #### 响应示例
diff --git a/docs/document/server-side/message_import.md b/docs/document/server-side/message_import.md
index 421792bea..792303caa 100644
--- a/docs/document/server-side/message_import.md
+++ b/docs/document/server-side/message_import.md
@@ -213,7 +213,7 @@ POST https://{host}/{org_name}/{app_name}/messages/chatgroups/import
 ```shell
 # 将 <YourAppToken> 替换为你在服务端生成的 App Token
 curl -X POST -H "Authorization: Bearer <YourAppToken> " "https://XXXX/XXXX/XXXX/messages/chatgroups/import" -d '{
-    "target": "username2",
+    "target": "1123376564212",
     "type": "txt",
     "body": {
         "msg": "import message."
@@ -229,7 +229,7 @@ curl -X POST -H "Authorization: Bearer <YourAppToken> " "https://XXXX/XXXX/XXXX/
 ```shell
 # 将 <YourAppToken> 替换为你在服务端生成的 App Token
 curl -X POST -H "Authorization: Bearer <YourAppToken> " "https://XXXX/XXXX/XXXX/messages/chatgroups/import" -d '{
-    "target": "username2",
+    "target": "1123376564212",
     "type": "img",
     "body": {
         "url": "<YourImageUrl>",
diff --git a/docs/document/server-side/message_recall.md b/docs/document/server-side/message_recall.md
index 95aaaa910..d598c3a64 100644
--- a/docs/document/server-side/message_recall.md
+++ b/docs/document/server-side/message_recall.md
@@ -178,7 +178,14 @@ DELETE https://{host}/{org_name}/{app_name}/users/{username}/user_channel
 ```shell
 # 将 <YourAppToken> 替换为你在服务端生成的 App Token
 
-curl -X DELETE -H "Authorization: Bearer <YourAppToken>" "https://XXXX/XXXX/XXXX/users/u1/user_channel" -d '{"channel":"u2", "type":"chat"，"delete_roam": true}'
+curl -L -X DELETE 'https://XXXX/XXXX/XXXX/users/u1/user_channel' \
+-H 'Authorization: Bearer <YourAppToken>'  \
+-H 'Content-Type: application/json'  \
+-H 'Accept: application/json'  \
+-d '
+
+{ "channel": "u2", "type": "chat", "delete_roam": true }
+'
 ```
 
 #### 响应示例