diff --git a/.changelog/3566.txt b/.changelog/3566.txt
new file mode 100644
index 0000000000..bcca5f245f
--- /dev/null
+++ b/.changelog/3566.txt
@@ -0,0 +1,3 @@
+```release-note:enhancement
+resource/tencentcloud_vpc_flow_log: update doc
+```
diff --git a/tencentcloud/services/fl/resource_tc_vpc_flow_log.go b/tencentcloud/services/fl/resource_tc_vpc_flow_log.go
index 57092d1913..ad4de5bfd2 100644
--- a/tencentcloud/services/fl/resource_tc_vpc_flow_log.go
+++ b/tencentcloud/services/fl/resource_tc_vpc_flow_log.go
@@ -30,62 +30,62 @@ func ResourceTencentCloudVpcFlowLog() *schema.Resource {
 			"flow_log_name": {
 				Required:    true,
 				Type:        schema.TypeString,
-				Description: "Specify flow log name.",
+				Description: "The name of the flow log instance.",
 			},
 			"resource_type": {
 				Required:    true,
 				Type:        schema.TypeString,
-				Description: "Specify resource type. NOTE: Only support `NETWORKINTERFACE` for now. Values: `VPC`, `SUBNET`, `NETWORKINTERFACE`, `CCN`, `NAT`, `DCG`.",
+				Description: "The type of resource associated with the flow log. Valid values: `VPC`, `SUBNET`, `NETWORKINTERFACE`, `CCN`, `NAT`, and `DCG`.",
 			},
 			"resource_id": {
 				Required:    true,
 				Type:        schema.TypeString,
-				Description: "Specify resource unique Id of `resource_type` configured.",
+				Description: "The unique ID of the resource.",
 			},
 			"traffic_type": {
 				Required:    true,
 				Type:        schema.TypeString,
-				Description: "Specify log traffic type, values: `ACCEPT`, `REJECT`, `ALL`.",
+				Description: "Type of the flow logs to be collected. Valid values: `ACCEPT`, `REJECT` and `ALL`.",
 			},
 			"vpc_id": {
 				Optional:    true,
 				Type:        schema.TypeString,
-				Description: "Specify vpc Id, ignore while `resource_type` is `CCN` (unsupported) but required while other types.",
+				Description: "The VPC ID or unique ID of the resource. We recommend using the unique ID. This parameter is required unless the `ResourceType` is set to `CCN`.",
 			},
 			"flow_log_description": {
 				Optional:    true,
 				Type:        schema.TypeString,
-				Description: "Specify flow Log description.",
+				Description: "The description of the flow log.",
 			},
 			"cloud_log_id": {
 				Optional:    true,
 				Type:        schema.TypeString,
-				Description: "Specify flow log storage id, just set cls topic id.",
+				Description: "The storage ID of the flow log.",
 			},
 			"storage_type": {
 				Optional:    true,
 				Type:        schema.TypeString,
-				Description: "Specify consumer type, values: `cls`, `ckafka`.",
+				Description: "Consumer types: `cls` and `ckafka`.",
 			},
 			"flow_log_storage": {
 				Optional:    true,
 				Computed:    true,
 				Type:        schema.TypeList,
 				MaxItems:    1,
-				Description: "Specify consumer detail, required while `storage_type` is `ckafka`.",
+				Description: "Information of the flow log consumer, required while `storage_type` is `ckafka`.",
 				Elem: &schema.Resource{
 					Schema: map[string]*schema.Schema{
 						"storage_id": {
 							Type:        schema.TypeString,
 							Optional:    true,
 							Computed:    true,
-							Description: "Specify storage instance id, required while `storage_type` is `ckafka`.",
+							Description: "Storage instance ID, required while `storage_type` is `ckafka`.",
 						},
 						"storage_topic": {
 							Type:        schema.TypeString,
 							Optional:    true,
 							Computed:    true,
-							Description: "Specify storage topic id, required while `storage_type` is `ckafka`.",
+							Description: "Topic ID, required while `storage_type` is `ckafka`.",
 						},
 					},
 				},
@@ -94,7 +94,7 @@ func ResourceTencentCloudVpcFlowLog() *schema.Resource {
 				Type:        schema.TypeString,
 				Optional:    true,
 				Computed:    true,
-				Description: "Specify flow log storage region, default using current.",
+				Description: "The region corresponding to the flow log storage ID. If not passed in, this field defaults to the current region.",
 			},
 			"tags": {
 				Type:        schema.TypeMap,
diff --git a/website/docs/r/vpc_flow_log.html.markdown b/website/docs/r/vpc_flow_log.html.markdown
index 1ea250a79d..5811989cf9 100644
--- a/website/docs/r/vpc_flow_log.html.markdown
+++ b/website/docs/r/vpc_flow_log.html.markdown
@@ -117,22 +117,22 @@ resource "tencentcloud_vpc_flow_log" "example" {
 
 The following arguments are supported:
 
-* `flow_log_name` - (Required, String) Specify flow log name.
-* `resource_id` - (Required, String) Specify resource unique Id of `resource_type` configured.
-* `resource_type` - (Required, String) Specify resource type. NOTE: Only support `NETWORKINTERFACE` for now. Values: `VPC`, `SUBNET`, `NETWORKINTERFACE`, `CCN`, `NAT`, `DCG`.
-* `traffic_type` - (Required, String) Specify log traffic type, values: `ACCEPT`, `REJECT`, `ALL`.
-* `cloud_log_id` - (Optional, String) Specify flow log storage id, just set cls topic id.
-* `cloud_log_region` - (Optional, String) Specify flow log storage region, default using current.
-* `flow_log_description` - (Optional, String) Specify flow Log description.
-* `flow_log_storage` - (Optional, List) Specify consumer detail, required while `storage_type` is `ckafka`.
-* `storage_type` - (Optional, String) Specify consumer type, values: `cls`, `ckafka`.
+* `flow_log_name` - (Required, String) The name of the flow log instance.
+* `resource_id` - (Required, String) The unique ID of the resource.
+* `resource_type` - (Required, String) The type of resource associated with the flow log. Valid values: `VPC`, `SUBNET`, `NETWORKINTERFACE`, `CCN`, `NAT`, and `DCG`.
+* `traffic_type` - (Required, String) Type of the flow logs to be collected. Valid values: `ACCEPT`, `REJECT` and `ALL`.
+* `cloud_log_id` - (Optional, String) The storage ID of the flow log.
+* `cloud_log_region` - (Optional, String) The region corresponding to the flow log storage ID. If not passed in, this field defaults to the current region.
+* `flow_log_description` - (Optional, String) The description of the flow log.
+* `flow_log_storage` - (Optional, List) Information of the flow log consumer, required while `storage_type` is `ckafka`.
+* `storage_type` - (Optional, String) Consumer types: `cls` and `ckafka`.
 * `tags` - (Optional, Map) Tag description list.
-* `vpc_id` - (Optional, String) Specify vpc Id, ignore while `resource_type` is `CCN` (unsupported) but required while other types.
+* `vpc_id` - (Optional, String) The VPC ID or unique ID of the resource. We recommend using the unique ID. This parameter is required unless the `ResourceType` is set to `CCN`.
 
 The `flow_log_storage` object supports the following:
 
-* `storage_id` - (Optional, String) Specify storage instance id, required while `storage_type` is `ckafka`.
-* `storage_topic` - (Optional, String) Specify storage topic id, required while `storage_type` is `ckafka`.
+* `storage_id` - (Optional, String) Storage instance ID, required while `storage_type` is `ckafka`.
+* `storage_topic` - (Optional, String) Topic ID, required while `storage_type` is `ckafka`.
 
 ## Attributes Reference