diff --git a/application/src/main/java/org/thingsboard/server/controller/plugin/TbWebSocketHandler.java b/application/src/main/java/org/thingsboard/server/controller/plugin/TbWebSocketHandler.java
index 200a6c71d2..7a396ff795 100644
--- a/application/src/main/java/org/thingsboard/server/controller/plugin/TbWebSocketHandler.java
+++ b/application/src/main/java/org/thingsboard/server/controller/plugin/TbWebSocketHandler.java
@@ -84,6 +84,8 @@ public class TbWebSocketHandler extends TextWebSocketHandler implements WebSocke
     private long sendTimeout;
     @Value("${server.ws.ping_timeout:30000}")
     private long pingTimeout;
+    @Value("${server.ws.max_queue_messages_per_session:1000}")
+    private int wsMaxQueueMessagesPerSession;
 
     private final ConcurrentMap<String, WebSocketSessionRef> blacklistedSessions = new ConcurrentHashMap<>();
     private final ConcurrentMap<String, TbRateLimits> perSessionUpdateLimits = new ConcurrentHashMap<>();
@@ -143,9 +145,11 @@ public class TbWebSocketHandler extends TextWebSocketHandler implements WebSocke
                 return;
             }
             var tenantProfileConfiguration = getTenantProfileConfiguration(sessionRef);
+            int wsTenantProfileQueueLimit = tenantProfileConfiguration != null ?
+                    tenantProfileConfiguration.getWsMsgQueueLimitPerSession() : wsMaxQueueMessagesPerSession;
             internalSessionMap.put(internalSessionId, new SessionMetaData(session, sessionRef,
-                    tenantProfileConfiguration != null && tenantProfileConfiguration.getWsMsgQueueLimitPerSession() > 0 ?
-                            tenantProfileConfiguration.getWsMsgQueueLimitPerSession() : 500));
+                    (wsTenantProfileQueueLimit > 0 && wsTenantProfileQueueLimit < wsMaxQueueMessagesPerSession) ?
+                            wsTenantProfileQueueLimit : wsMaxQueueMessagesPerSession));
 
             externalSessionMap.put(externalSessionId, internalSessionId);
             processInWebSocketService(sessionRef, SessionEvent.onEstablished());
diff --git a/application/src/main/resources/thingsboard.yml b/application/src/main/resources/thingsboard.yml
index d51a2f228f..7633c6feef 100644
--- a/application/src/main/resources/thingsboard.yml
+++ b/application/src/main/resources/thingsboard.yml
@@ -65,6 +65,7 @@ server:
       max_per_user: "${TB_SERVER_WS_DYNAMIC_PAGE_LINK_MAX_PER_USER:10}"
     max_entities_per_data_subscription: "${TB_SERVER_WS_MAX_ENTITIES_PER_DATA_SUBSCRIPTION:10000}"
     max_entities_per_alarm_subscription: "${TB_SERVER_WS_MAX_ENTITIES_PER_ALARM_SUBSCRIPTION:10000}"
+    max_queue_messages_per_session: "${TB_SERVER_WS_DEFAULT_QUEUE_MESSAGES_PER_SESSION:1000}"
   rest:
     server_side_rpc:
       # Minimum value of the server side RPC timeout. May override value provided in the REST API call.
diff --git a/dao/src/main/java/org/thingsboard/server/dao/service/validator/TenantProfileDataValidator.java b/dao/src/main/java/org/thingsboard/server/dao/service/validator/TenantProfileDataValidator.java
index 0477ccf32f..6f8dfceede 100644
--- a/dao/src/main/java/org/thingsboard/server/dao/service/validator/TenantProfileDataValidator.java
+++ b/dao/src/main/java/org/thingsboard/server/dao/service/validator/TenantProfileDataValidator.java
@@ -25,6 +25,7 @@ import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.queue.ProcessingStrategy;
 import org.thingsboard.server.common.data.queue.SubmitStrategy;
 import org.thingsboard.server.common.data.queue.SubmitStrategyType;
+import org.thingsboard.server.common.data.tenant.profile.DefaultTenantProfileConfiguration;
 import org.thingsboard.server.common.data.tenant.profile.TenantProfileQueueConfiguration;
 import org.thingsboard.server.dao.exception.DataValidationException;
 import org.thingsboard.server.dao.service.DataValidator;
diff --git a/ui-ngx/src/app/modules/home/components/profile/tenant/default-tenant-profile-configuration.component.html b/ui-ngx/src/app/modules/home/components/profile/tenant/default-tenant-profile-configuration.component.html
index 81a1206800..efa6ef7e13 100644
--- a/ui-ngx/src/app/modules/home/components/profile/tenant/default-tenant-profile-configuration.component.html
+++ b/ui-ngx/src/app/modules/home/components/profile/tenant/default-tenant-profile-configuration.component.html
@@ -410,6 +410,9 @@
             <mat-error *ngIf="defaultTenantProfileConfigurationFormGroup.get('wsMsgQueueLimitPerSession').hasError('min')">
               {{ 'tenant-profile.too-small-value-one' | translate}}
             </mat-error>
+            <mat-hint>
+              {{ 'tenant-profile.queue-size-is-limited-by-system-configuration' | translate}}
+            </mat-hint>
           </mat-form-field>
           <div fxFlex></div>
         </div>
diff --git a/ui-ngx/src/assets/locale/locale.constant-en_US.json b/ui-ngx/src/assets/locale/locale.constant-en_US.json
index 75c373250e..aa9fd205ba 100644
--- a/ui-ngx/src/assets/locale/locale.constant-en_US.json
+++ b/ui-ngx/src/assets/locale/locale.constant-en_US.json
@@ -3600,6 +3600,7 @@
         "incorrect-pattern-for-rate-limits": "The format is comma separated pairs of capacity and period (in seconds) with a colon between, e.g. 100:1,2000:60",
         "too-small-value-zero": "The value must be bigger than 0",
         "too-small-value-one": "The value must be bigger than 1",
+        "queue-size-is-limited-by-system-configuration": "The size of the queue is also limited by the system configuration.",
         "cassandra-tenant-limits-configuration": "Cassandra query for tenant",
         "ws-limit-max-sessions-per-tenant": "Sessions per tenant maximum number",
         "ws-limit-max-sessions-per-customer": "Sessions per customer maximum number",