diff --git a/TOC-tidb-cloud-essential.md b/TOC-tidb-cloud-essential.md
index ab694f5236b42..8ff041c162ee8 100644
--- a/TOC-tidb-cloud-essential.md
+++ b/TOC-tidb-cloud-essential.md
@@ -53,7 +53,7 @@
   - Monitor and Alert
     - [Overview](/tidb-cloud/monitor-tidb-cluster.md)
     - [Built-in Metrics](/tidb-cloud/built-in-monitoring.md)
-    - [Top RU](/tidb-cloud/top-ru.md)
+    - [Top RU](/tidb-cloud/top-ru.md) ![PREVIEW](/media/tidb-cloud/blank_transparent_placeholder.png)
     - [Built-in Alerting](/tidb-cloud/monitor-built-in-alerting.md)
     - [Integrate TiDB Cloud with Prometheus and Grafana](/tidb-cloud/prometheus-grafana-integration.md)
     - Subscribe to Alert Notifications
diff --git a/TOC-tidb-cloud-premium.md b/TOC-tidb-cloud-premium.md
index 0d12dda4e12a5..c8b7b6b98b2bf 100644
--- a/TOC-tidb-cloud-premium.md
+++ b/TOC-tidb-cloud-premium.md
@@ -52,7 +52,7 @@
   - Monitor and Alert
     - [Overview](/tidb-cloud/monitor-tidb-cluster.md)
     - [Built-in Metrics](/tidb-cloud/premium/built-in-monitoring-premium.md)
-    - [Top RU](/tidb-cloud/top-ru.md)
+    - [Top RU](/tidb-cloud/top-ru.md) ![PREVIEW](/media/tidb-cloud/blank_transparent_placeholder.png)
     - [Built-in Alerting](/tidb-cloud/monitor-built-in-alerting.md)
     - [Integrate TiDB Cloud with Prometheus and Grafana](/tidb-cloud/prometheus-grafana-integration.md)
     - Subscribe to Alert Notifications
diff --git a/tidb-cloud/releases/tidb-cloud-release-notes.md b/tidb-cloud/releases/tidb-cloud-release-notes.md
index e61ed8673dbb5..28fa12108c202 100644
--- a/tidb-cloud/releases/tidb-cloud-release-notes.md
+++ b/tidb-cloud/releases/tidb-cloud-release-notes.md
@@ -8,6 +8,18 @@ aliases: ['/tidbcloud/supported-tidb-versions','/tidbcloud/release-notes']
 
 This page lists the release notes of [TiDB Cloud](https://www.pingcap.com/tidb-cloud/) in 2026.
 
+## July 21, 2026
+
+**General changes**
+
+- **TiDB Cloud Essential**
+
+    - [Top RU](/tidb-cloud/top-ru.md) (public preview) for [TiDB Cloud Essential](/tidb-cloud/select-cluster-tier.md#essential) now supports the following additional region:
+
+        - Alibaba Cloud: `Jakarta (ap-southeast-5)`
+
+      This feature displays minute-level top RU-consuming SQLs, helping you quickly identify the most resource-intensive queries to reduce costs.
+
 ## July 14, 2026
 
 **General changes**