diff --git a/docs/en/07-data-in/05-rest-schemaless.md b/docs/en/07-data-in/05-rest-schemaless.md
index 8d94c18c48988bdda3806566ae401fffd507aa31..0339f70255a4ffc11f32c02e969383d5f06142db 100644
--- a/docs/en/07-data-in/05-rest-schemaless.md
+++ b/docs/en/07-data-in/05-rest-schemaless.md
@@ -55,3 +55,4 @@ curl -L \
   $TDENGINE_CLOUD_URL/rest/sql/test?token=$TDENGINE_CLOUD_TOKEN
 ```
 
+Please refer to [REST-API](https://docs.tdengine.com/reference/rest-api/) for detailed documentation.
diff --git a/docs/en/07-data-in/30-schemaless-influxdb.md b/docs/en/07-data-in/30-schemaless-influxdb.md
index 172d0fc7fd9989cd9a57c36367364236c4517437..f449e3dd8ff24d427f2ca90f325dcd6acbce6fb0 100644
--- a/docs/en/07-data-in/30-schemaless-influxdb.md
+++ b/docs/en/07-data-in/30-schemaless-influxdb.md
@@ -1,5 +1,5 @@
 ---
-sidebar_label: Schemaless - InfluxDB Line Protocol
+sidebar_label: InfluxDB Line Protocol
 title: Schemaless - InfluxDB Line Protocol
 description: Insert data in Schemaless Line Protocol
 ---
diff --git a/docs/en/07-data-in/35-schemaless-opentsdb-json.md b/docs/en/07-data-in/35-schemaless-opentsdb-json.md
index c40bc8c409a9210c10d9cbe038962715256843b6..a66a3756599ae473641707f774bc4e9678c1ecbd 100644
--- a/docs/en/07-data-in/35-schemaless-opentsdb-json.md
+++ b/docs/en/07-data-in/35-schemaless-opentsdb-json.md
@@ -1,5 +1,5 @@
 ---
-sidebar_label: Schemaless - OpenTSDB JSON Protocol
+sidebar_label: OpenTSDB JSON Protocol
 title: Schemaless - OpenTSDB JSON Protocol
 description: Insert data in OpenTSDB JSON Protocol
 ---
diff --git a/docs/en/07-data-in/38-schemaless-opentsdb-telnet.md b/docs/en/07-data-in/38-schemaless-opentsdb-telnet.md
index f502e2e4a8b85f8a5c83958e2cb863e5555d0352..8867e8ee0efc53d20a87b76e2ca4800a520eb6ad 100644
--- a/docs/en/07-data-in/38-schemaless-opentsdb-telnet.md
+++ b/docs/en/07-data-in/38-schemaless-opentsdb-telnet.md
@@ -1,5 +1,5 @@
 ---
-sidebar_label: Schemaless - OpenTSDB Telnet Protocol
+sidebar_label: OpenTSDB Telnet Protocol
 title: Schemaless - OpenTSDB Telnet Protocol
 description: Insert data in OpenTSDB Telnet Protocol
 ---