diff --git a/application/src/test/java/org/thingsboard/server/transport/lwm2m/ota/sql/OtaLwM2MIntegrationTest.java b/application/src/test/java/org/thingsboard/server/transport/lwm2m/ota/sql/OtaLwM2MIntegrationTest.java
index cc2edd335e..102bb980c1 100644
--- a/application/src/test/java/org/thingsboard/server/transport/lwm2m/ota/sql/OtaLwM2MIntegrationTest.java
+++ b/application/src/test/java/org/thingsboard/server/transport/lwm2m/ota/sql/OtaLwM2MIntegrationTest.java
@@ -125,7 +125,7 @@ public class OtaLwM2MIntegrationTest extends AbstractOtaLwM2MIntegrationTest {
         LwM2MDeviceCredentials deviceCredentials = getDeviceCredentialsNoSec(createNoSecClientCredentials(this.CLIENT_ENDPOINT_OTA5));
         final Device device = createDevice(deviceCredentials, this.CLIENT_ENDPOINT_OTA5);
         createNewClient(SECURITY_NO_SEC, COAP_CONFIG, false, this.CLIENT_ENDPOINT_OTA5, false, null);
-        awaitObserveReadAll(0, false, device.getId().getId().toString());
+        awaitObserveReadAll(9, false, device.getId().getId().toString());
 
         device.setFirmwareId(createFirmware().getId());
         final Device savedDevice = doPost("/api/device", device, Device.class);
@@ -155,7 +155,7 @@ public class OtaLwM2MIntegrationTest extends AbstractOtaLwM2MIntegrationTest {
         LwM2MDeviceCredentials deviceCredentials = getDeviceCredentialsNoSec(createNoSecClientCredentials(this.CLIENT_ENDPOINT_OTA9));
         final Device device = createDevice(deviceCredentials, this.CLIENT_ENDPOINT_OTA9);
         createNewClient(SECURITY_NO_SEC, COAP_CONFIG, false, this.CLIENT_ENDPOINT_OTA9, false, null);
-        awaitObserveReadAll(0, false, device.getId().getId().toString());
+        awaitObserveReadAll(9, false, device.getId().getId().toString());
 
         device.setSoftwareId(createSoftware().getId());
         final Device savedDevice = doPost("/api/device", device, Device.class); //sync call
diff --git a/common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/LwM2mServerListener.java b/common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/LwM2mServerListener.java
index 546620b119..ec4ee3109a 100644
--- a/common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/LwM2mServerListener.java
+++ b/common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/LwM2mServerListener.java
@@ -52,7 +52,7 @@ public class LwM2mServerListener {
         @Override
         public void registered(Registration registration, Registration previousReg,
                                Collection<Observation> previousObservations) {
-            log.warn("Client: registered: [{}]", registration.getEndpoint());
+            log.debug("Client: registered: [{}]", registration.getEndpoint());
             service.onRegistered(registration, previousObservations);
         }
 
diff --git a/common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/uplink/DefaultLwM2mUplinkMsgHandler.java b/common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/uplink/DefaultLwM2mUplinkMsgHandler.java
index 01745d90db..d73bd646c3 100644
--- a/common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/uplink/DefaultLwM2mUplinkMsgHandler.java
+++ b/common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/uplink/DefaultLwM2mUplinkMsgHandler.java
@@ -216,7 +216,7 @@ public class DefaultLwM2mUplinkMsgHandler extends LwM2MExecutorAwareService impl
         executor.submit(() -> {
             LwM2mClient lwM2MClient = this.clientContext.getClientByEndpoint(registration.getEndpoint());
             try {
-                log.warn("[{}] [{{}] Client: create after Registration", registration.getEndpoint(), registration.getId());
+                log.debug("[{}] [{{}] Client: create after Registration", registration.getEndpoint(), registration.getId());
                 Optional<SessionInfoProto> oldSessionInfo = this.clientContext.register(lwM2MClient, registration);
                 if (oldSessionInfo.isPresent()) {
                     log.info("[{}] Closing old session: {}", registration.getEndpoint(), new UUID(oldSessionInfo.get().getSessionIdMSB(), oldSessionInfo.get().getSessionIdLSB()));