diff --git a/application/src/main/java/org/thingsboard/server/service/update/DeprecationService.java b/application/src/main/java/org/thingsboard/server/service/update/DeprecationService.java
index d4109ff420..ff1f013953 100644
--- a/application/src/main/java/org/thingsboard/server/service/update/DeprecationService.java
+++ b/application/src/main/java/org/thingsboard/server/service/update/DeprecationService.java
@@ -17,6 +17,7 @@ package org.thingsboard.server.service.update;
 
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
 import org.thingsboard.rule.engine.api.NotificationCenter;
@@ -24,6 +25,7 @@ import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.notification.info.GeneralNotificationInfo;
 import org.thingsboard.server.common.data.notification.targets.platform.SystemAdministratorsFilter;
 import org.thingsboard.server.dao.notification.DefaultNotifications;
+import org.thingsboard.server.dao.notification.DefaultNotifications.DefaultNotification;
 import org.thingsboard.server.queue.util.AfterStartUp;
 
 import java.util.Map;
@@ -38,9 +40,16 @@ public class DeprecationService {
     @Value("${queue.type}")
     private String queueType;
 
+    @Value("${database.ts.type}")
+    private String tsType;
+
+    @Value("${database.ts_latest.type}")
+    private String tsLatestType;
+
     @AfterStartUp(order = Integer.MAX_VALUE)
     public void checkDeprecation() {
         checkQueueTypeDeprecation();
+        checkDatabaseTypeDeprecation();
     }
 
     private void checkQueueTypeDeprecation() {
@@ -57,10 +66,25 @@ public class DeprecationService {
 
         log.warn("WARNING: Starting with ThingsBoard 4.0, {} will no longer be supported as a message queue for microservices. " +
                 "Please migrate to Apache Kafka. This change will not impact any rule nodes", queueTypeName);
+        sendNotification(DefaultNotifications.queueTypeDeprecation, Map.of(
+                "queueType", queueTypeName
+        ));
+    }
+
+    private void checkDatabaseTypeDeprecation() {
+        String deprecatedDatabaseType = "Timescale";
+        if (StringUtils.equalsAnyIgnoreCase(deprecatedDatabaseType, tsType, tsLatestType)) {
+            log.warn("WARNING: Starting with ThingsBoard 4.0, {} will no longer be supported as a storage provider. " +
+                    "Please migrate to Cassandra or PostgreSQL.", deprecatedDatabaseType);
+            sendNotification(DefaultNotifications.databaseTypeDeprecation, Map.of(
+                    "databaseType", deprecatedDatabaseType
+            ));
+        }
+    }
+
+    private void sendNotification(DefaultNotification notification, Map<String, String> info) {
         notificationCenter.sendGeneralWebNotification(TenantId.SYS_TENANT_ID, new SystemAdministratorsFilter(),
-                DefaultNotifications.queueTypeDeprecation.toTemplate(), new GeneralNotificationInfo(Map.of(
-                        "queueType", queueTypeName
-                )));
+                notification.toTemplate(), new GeneralNotificationInfo(info));
     }
 
 }
diff --git a/application/src/main/resources/thingsboard.yml b/application/src/main/resources/thingsboard.yml
index 2a121e2626..84de595b42 100644
--- a/application/src/main/resources/thingsboard.yml
+++ b/application/src/main/resources/thingsboard.yml
@@ -212,9 +212,9 @@ ui:
 database:
   ts_max_intervals: "${DATABASE_TS_MAX_INTERVALS:700}" # Max number of DB queries generated by a single API call to fetch telemetry records
   ts:
-    type: "${DATABASE_TS_TYPE:sql}" # cassandra, sql, or timescale (for hybrid mode, DATABASE_TS_TYPE value should be cassandra, or timescale)
+    type: "${DATABASE_TS_TYPE:sql}" # cassandra or sql. timescale option is deprecated and will no longer be supported in ThingsBoard 4.0
   ts_latest:
-    type: "${DATABASE_TS_LATEST_TYPE:sql}" # cassandra, sql, or timescale (for hybrid mode, DATABASE_TS_TYPE value should be cassandra, or timescale)
+    type: "${DATABASE_TS_LATEST_TYPE:sql}" # cassandra or sql. timescale option is deprecated and will no longer be supported in ThingsBoard 4.0
 
 # Cassandra driver configuration parameters
 cassandra:
diff --git a/dao/src/main/java/org/thingsboard/server/dao/notification/DefaultNotifications.java b/dao/src/main/java/org/thingsboard/server/dao/notification/DefaultNotifications.java
index 9b747766c9..16088e83c9 100644
--- a/dao/src/main/java/org/thingsboard/server/dao/notification/DefaultNotifications.java
+++ b/dao/src/main/java/org/thingsboard/server/dao/notification/DefaultNotifications.java
@@ -381,6 +381,16 @@ public class DefaultNotifications {
             .icon("warning").color(RED_COLOR)
             .build();
 
+    public static final DefaultNotification databaseTypeDeprecation = DefaultNotification.builder()
+            .name("Database type deprecation")
+            .type(NotificationType.GENERAL)
+            .subject("WARNING: ${databaseType} deprecation")
+            .text("Starting with ThingsBoard 4.0, ${databaseType} will no longer be supported as a storage provider. " +
+                    "Please migrate to Cassandra or PostgreSQL.")
+            .icon("warning")
+            .color(RED_COLOR)
+            .build();
+
     private final NotificationTemplateService templateService;
     private final NotificationRuleService ruleService;