diff --git a/application/src/main/java/org/thingsboard/server/service/edge/rpc/EdgeGrpcSession.java b/application/src/main/java/org/thingsboard/server/service/edge/rpc/EdgeGrpcSession.java
index e2790b5c86..39a95d6e1a 100644
--- a/application/src/main/java/org/thingsboard/server/service/edge/rpc/EdgeGrpcSession.java
+++ b/application/src/main/java/org/thingsboard/server/service/edge/rpc/EdgeGrpcSession.java
@@ -117,7 +117,7 @@ public abstract class EdgeGrpcSession implements Closeable {
     private static final int MAX_DOWNLINK_ATTEMPTS = 3;
     private static final String RATE_LIMIT_REACHED = "Rate limit reached";
 
-    protected static final ConcurrentLinkedQueue<EdgeEvent> highPriorityQueue = new ConcurrentLinkedQueue<>();
+    protected final ConcurrentLinkedQueue<EdgeEvent> highPriorityQueue = new ConcurrentLinkedQueue<>();
 
     protected UUID sessionId;
     private BiConsumer<EdgeId, EdgeGrpcSession> sessionOpenListener;
diff --git a/application/src/main/java/org/thingsboard/server/service/edge/rpc/KafkaEdgeGrpcSession.java b/application/src/main/java/org/thingsboard/server/service/edge/rpc/KafkaEdgeGrpcSession.java
index 63669a8e3d..e6eaec23e4 100644
--- a/application/src/main/java/org/thingsboard/server/service/edge/rpc/KafkaEdgeGrpcSession.java
+++ b/application/src/main/java/org/thingsboard/server/service/edge/rpc/KafkaEdgeGrpcSession.java
@@ -82,16 +82,18 @@ public class KafkaEdgeGrpcSession extends EdgeGrpcSession {
             edgeEvents.add(edgeEvent);
         }
         List<DownlinkMsg> downlinkMsgsPack = convertToDownlinkMsgsPack(edgeEvents);
+        boolean isInterrupted = true;
         try {
-            boolean isInterrupted = sendDownlinkMsgsPack(downlinkMsgsPack).get();
+            isInterrupted = sendDownlinkMsgsPack(downlinkMsgsPack).get();
             if (isInterrupted) {
                 log.debug("[{}][{}] Send downlink messages task was interrupted", tenantId, edge.getId());
-            } else {
-                consumer.commit();
             }
         } catch (Exception e) {
             log.error("[{}][{}] Failed to process downlink messages", tenantId, edge.getId(), e);
         }
+        if (!isInterrupted) {
+            consumer.commit();
+        }
     }
 
     @Override
diff --git a/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/MqttSslHandlerProvider.java b/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/MqttSslHandlerProvider.java
index 867b39cd23..77396c69fa 100644
--- a/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/MqttSslHandlerProvider.java
+++ b/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/MqttSslHandlerProvider.java
@@ -20,7 +20,6 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.beans.factory.annotation.Value;
-import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.context.annotation.Bean;
 import org.springframework.stereotype.Component;
@@ -48,7 +47,7 @@ import java.util.concurrent.TimeUnit;
 
 @Slf4j
 @Component("MqttSslHandlerProvider")
-@ConditionalOnProperty(prefix = "transport.mqtt.ssl", value = "enabled", havingValue = "true", matchIfMissing = false)
+@TbMqttSslTransportComponent
 public class MqttSslHandlerProvider {
 
     @Value("${transport.mqtt.ssl.protocol}")
diff --git a/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/TbMqttSslTransportComponent.java b/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/TbMqttSslTransportComponent.java
new file mode 100644
index 0000000000..2a0e8ef42f
--- /dev/null
+++ b/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/TbMqttSslTransportComponent.java
@@ -0,0 +1,31 @@
+/**
+ * Copyright © 2016-2025 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.transport.mqtt;
+
+import org.springframework.boot.autoconfigure.condition.ConditionalOnExpression;
+
+import java.lang.annotation.Inherited;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+/**
+ * Same as @TbMqttTransportComponent with additional condition by `transport.mqtt.ssl.enabled == true`
+ */
+
+@Inherited
+@Retention(RetentionPolicy.RUNTIME)
+@ConditionalOnExpression("'${service.type:null}'=='tb-transport' || ('${service.type:null}'=='monolith' && '${transport.api_enabled:true}'=='true' && '${transport.mqtt.enabled:true}'=='true' && '${transport.mqtt.ssl.enabled:false}'=='true')")
+public @interface TbMqttSslTransportComponent {}
diff --git a/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/TbMqttTransportComponent.java b/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/TbMqttTransportComponent.java
index b517cda103..0d034aebb2 100644
--- a/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/TbMqttTransportComponent.java
+++ b/common/transport/mqtt/src/main/java/org/thingsboard/server/transport/mqtt/TbMqttTransportComponent.java
@@ -21,7 +21,11 @@ import java.lang.annotation.Inherited;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 
+/**
+ * See also @TbMqttSslTransportComponent
+ */
+
 @Inherited
 @Retention(RetentionPolicy.RUNTIME)
-@ConditionalOnExpression("'${service.type:null}'=='tb-transport' || ('${service.type:null}'=='monolith' && '${transport.api_enabled:true}'=='true' && '${transport.mqtt.enabled}'=='true')")
+@ConditionalOnExpression("'${service.type:null}'=='tb-transport' || ('${service.type:null}'=='monolith' && '${transport.api_enabled:true}'=='true' && '${transport.mqtt.enabled:true}'=='true')")
 public @interface TbMqttTransportComponent {}