diff --git a/.changelog/3154.txt b/.changelog/3154.txt
new file mode 100644
index 0000000000..fba71bd992
--- /dev/null
+++ b/.changelog/3154.txt
@@ -0,0 +1,3 @@
+```release-note:enhancement
+resource/tencentcloud_eip_public_address_adjust: update doc
+```
\ No newline at end of file
diff --git a/tencentcloud/services/cvm/resource_tc_eip_public_address_adjust.md b/tencentcloud/services/cvm/resource_tc_eip_public_address_adjust.md
index 7ed182846f..740015d919 100644
--- a/tencentcloud/services/cvm/resource_tc_eip_public_address_adjust.md
+++ b/tencentcloud/services/cvm/resource_tc_eip_public_address_adjust.md
@@ -1,5 +1,7 @@
 Provides a resource to create a eip public_address_adjust
 
+~> **NOTE:** This interface is used to change the IP address. It supports changing the common public IP of the CVM instance and the EIP of the monthly bandwidth. `address_id` and `instance_id` cannot exist at the same time. When `address_id` is passed, only the EIP of the monthly bandwidth is supported.
+
 Example Usage
 
 ```hcl
diff --git a/website/docs/r/eip_public_address_adjust.html.markdown b/website/docs/r/eip_public_address_adjust.html.markdown
index b74b682e2f..593daf006a 100644
--- a/website/docs/r/eip_public_address_adjust.html.markdown
+++ b/website/docs/r/eip_public_address_adjust.html.markdown
@@ -11,6 +11,8 @@ description: |-
 
 Provides a resource to create a eip public_address_adjust
 
+~> **NOTE:** This interface is used to change the IP address. It supports changing the common public IP of the CVM instance and the EIP of the monthly bandwidth. `address_id` and `instance_id` cannot exist at the same time. When `address_id` is passed, only the EIP of the monthly bandwidth is supported.
+
 ## Example Usage
 
 ```hcl