diff --git a/apps/emqx_connector/i18n/emqx_connector_mongo.conf b/apps/emqx_connector/i18n/emqx_connector_mongo.conf
index ba07561bb..88fb67ded 100644
--- a/apps/emqx_connector/i18n/emqx_connector_mongo.conf
+++ b/apps/emqx_connector/i18n/emqx_connector_mongo.conf
@@ -49,12 +49,12 @@ emqx_connector_mongo {
           en: """
 The IPv4 or IPv6 address or the hostname to connect to.<br/>
 A host entry has the following form: `Host[:Port]`.<br/>
-The MongoDB default port 27017 is used if `[:Port]` is not specified."
+The MongoDB default port 27017 is used if `[:Port]` is not specified.
 """
           zh: """
 将要连接的 IPv4 或 IPv6 地址，或者主机名。<br/>
 主机名具有以下形式：`Host[:Port]`。<br/>
-如果未指定 `[:Port]`，则使用 MongoDB 默认端口 27017。”
+如果未指定 `[:Port]`，则使用 MongoDB 默认端口 27017。
 """
         }
         label: {
@@ -69,13 +69,13 @@ The MongoDB default port 27017 is used if `[:Port]` is not specified."
 A Node list for Cluster to connect to. The nodes should be separated with commas, such as: `Node[,Node].<br/>`
 For each Node should be: The IPv4 or IPv6 address or the hostname to connect to.<br/>
 A host entry has the following form: `Host[:Port]`.<br/>
-The MongoDB default port 27017 is used if `[:Port]` is not specified."
+The MongoDB default port 27017 is used if `[:Port]` is not specified.
 """
           zh: """
 集群要连接的节点列表。 节点之间用逗号分隔，如：`Node[,Node].<br/>`
 对于每个节点，应为：将要连接的 IPv4 或 IPv6 地址或主机名。<br/>
 主机条目具有以下形式：`Host[:Port]`。<br/>
-如果未指定 `[:Port]`，则使用 MongoDB 默认端口 27017。”
+如果未指定 `[:Port]`，则使用 MongoDB 默认端口 27017。
 """
         }
         label: {
diff --git a/apps/emqx_connector/i18n/emqx_connector_mysql.conf b/apps/emqx_connector/i18n/emqx_connector_mysql.conf
index 918c701c9..499caae12 100644
--- a/apps/emqx_connector/i18n/emqx_connector_mysql.conf
+++ b/apps/emqx_connector/i18n/emqx_connector_mysql.conf
@@ -5,12 +5,12 @@ emqx_connector_mysql {
           en: """
 The IPv4 or IPv6 address or the hostname to connect to.<br/>
 A host entry has the following form: `Host[:Port]`.<br/>
-The MySQL default port 3306 is used if `[:Port]` is not specified."
+The MySQL default port 3306 is used if `[:Port]` is not specified.
 """
           zh: """
 将要连接的 IPv4 或 IPv6 地址，或者主机名。<br/>
 主机名具有以下形式：`Host[:Port]`。<br/>
-如果未指定 `[:Port]`，则使用 MySQL 默认端口 3306。”
+如果未指定 `[:Port]`，则使用 MySQL 默认端口 3306。
 """
         }
         label: {
diff --git a/apps/emqx_connector/i18n/emqx_connector_pgsql.conf b/apps/emqx_connector/i18n/emqx_connector_pgsql.conf
index 48010fb4a..adac024ef 100644
--- a/apps/emqx_connector/i18n/emqx_connector_pgsql.conf
+++ b/apps/emqx_connector/i18n/emqx_connector_pgsql.conf
@@ -5,12 +5,12 @@ emqx_connector_pgsql {
           en: """
 The IPv4 or IPv6 address or the hostname to connect to.<br/>
 A host entry has the following form: `Host[:Port]`.<br/>
-The PostgreSQL default port 5432 is used if `[:Port]` is not specified."
+The PostgreSQL default port 5432 is used if `[:Port]` is not specified.
 """
           zh: """
 将要连接的 IPv4 或 IPv6 地址，或者主机名。<br/>
 主机名具有以下形式：`Host[:Port]`。<br/>
-如果未指定 `[:Port]`，则使用 PostgreSQL 默认端口 5432。”
+如果未指定 `[:Port]`，则使用 PostgreSQL 默认端口 5432。
 """
         }
         label: {
diff --git a/apps/emqx_connector/i18n/emqx_connector_redis.conf b/apps/emqx_connector/i18n/emqx_connector_redis.conf
index 4da8e2885..59c1df54f 100644
--- a/apps/emqx_connector/i18n/emqx_connector_redis.conf
+++ b/apps/emqx_connector/i18n/emqx_connector_redis.conf
@@ -2,7 +2,7 @@ emqx_connector_redis {
 
     single {
         desc {
-          en: "single mode"
+          en: "Single mode"
           zh: "单机模式。"
         }
         label: {
@@ -13,7 +13,7 @@ emqx_connector_redis {
 
     cluster {
         desc {
-          en: "cluster mode"
+          en: "Cluster mode"
           zh: "集群模式。"
         }
         label: {
@@ -24,7 +24,7 @@ emqx_connector_redis {
 
     sentinel {
         desc {
-          en: "sentinel mode"
+          en: "Sentinel mode"
           zh: "哨兵模式。"
         }
         label: {
@@ -49,12 +49,12 @@ emqx_connector_redis {
           en: """
 The IPv4 or IPv6 address or the hostname to connect to.<br/>
 A host entry has the following form: `Host[:Port]`.<br/>
-The Redis default port 6379 is used if `[:Port]` is not specified."
+The Redis default port 6379 is used if `[:Port]` is not specified.
 """
           zh: """
 将要连接的 IPv4 或 IPv6 地址，或者主机名。<br/>
 主机名具有以下形式：`Host[:Port]`。<br/>
-如果未指定 `[:Port]`，则使用 MongoDB 默认端口 27017。”
+如果未指定 `[:Port]`，则使用 MongoDB 默认端口 27017。
 """
         }
         label: {
@@ -69,13 +69,13 @@ The Redis default port 6379 is used if `[:Port]` is not specified."
 A Node list for Cluster to connect to. The nodes should be separated with commas, such as: `Node[,Node].<br/>`
 For each Node should be: The IPv4 or IPv6 address or the hostname to connect to.<br/>
 A host entry has the following form: `Host[:Port]`.<br/>
-The MongoDB default port 27017 is used if `[:Port]` is not specified."
+The MongoDB default port 27017 is used if `[:Port]` is not specified.
 """
           zh: """
 集群要连接的节点列表。 节点之间用逗号分隔，如：`Node[,Node].<br/>`
 对于每个节点，应为：将要连接的 IPv4 或 IPv6 地址或主机名。<br/>
 主机条目具有以下形式：`Host[:Port]`。<br/>
-如果未指定 `[:Port]`，则使用 Redis 默认端口 6379。”
+如果未指定 `[:Port]`，则使用 Redis 默认端口 6379。
 """
         }
         label: {