diff --git a/common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/client/LwM2mClientContext.java b/common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/client/LwM2mClientContext.java
index 8b8186f3db..a7305177e1 100644
--- a/common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/client/LwM2mClientContext.java
+++ b/common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/client/LwM2mClientContext.java
@@ -58,4 +58,6 @@ public interface LwM2mClientContext {
     void update(LwM2mClient lwM2MClient);
 
     void removeCredentials(TransportProtos.SessionInfoProto sessionInfo);
+
+    void sendMsgsAfterSleeping(LwM2mClient lwM2MClient);
 }
diff --git a/common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/client/LwM2mClientContextImpl.java b/common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/client/LwM2mClientContextImpl.java
index 65028a599a..04c4cc6bcd 100644
--- a/common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/client/LwM2mClientContextImpl.java
+++ b/common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/client/LwM2mClientContextImpl.java
@@ -21,11 +21,15 @@ import org.eclipse.leshan.core.SecurityMode;
 import org.eclipse.leshan.core.model.ResourceModel;
 import org.eclipse.leshan.core.node.LwM2mPath;
 import org.eclipse.leshan.server.registration.Registration;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Lazy;
 import org.springframework.stereotype.Service;
 import org.thingsboard.server.common.data.DeviceProfile;
+import org.thingsboard.server.common.data.device.data.PowerMode;
 import org.thingsboard.server.common.data.device.profile.Lwm2mDeviceProfileTransportConfiguration;
 import org.thingsboard.server.common.data.id.DeviceProfileId;
 import org.thingsboard.server.common.transport.TransportDeviceProfileCache;
+import org.thingsboard.server.common.transport.TransportServiceCallback;
 import org.thingsboard.server.common.transport.auth.ValidateDeviceCredentialsResponse;
 import org.thingsboard.server.gen.transport.TransportProtos;
 import org.thingsboard.server.queue.util.AfterStartUp;
@@ -34,9 +38,11 @@ import org.thingsboard.server.transport.lwm2m.config.LwM2MTransportServerConfig;
 import org.thingsboard.server.transport.lwm2m.secure.TbLwM2MSecurityInfo;
 import org.thingsboard.server.transport.lwm2m.server.LwM2mTransportContext;
 import org.thingsboard.server.transport.lwm2m.server.LwM2mTransportUtil;
+import org.thingsboard.server.transport.lwm2m.server.ota.LwM2MOtaUpdateService;
 import org.thingsboard.server.transport.lwm2m.server.session.LwM2MSessionManager;
 import org.thingsboard.server.transport.lwm2m.server.store.TbLwM2MClientStore;
 import org.thingsboard.server.transport.lwm2m.server.store.TbMainSecurityStore;
+import org.thingsboard.server.transport.lwm2m.server.uplink.DefaultLwM2MUplinkMsgHandler;
 
 import java.util.Arrays;
 import java.util.Collection;
@@ -64,6 +70,14 @@ public class LwM2mClientContextImpl implements LwM2mClientContext {
     private final TbLwM2MClientStore clientStore;
     private final LwM2MSessionManager sessionManager;
     private final TransportDeviceProfileCache deviceProfileCache;
+
+    @Autowired
+    @Lazy
+    private DefaultLwM2MUplinkMsgHandler defaultLwM2MUplinkMsgHandler;
+    @Autowired
+    @Lazy
+    private LwM2MOtaUpdateService otaUpdateService;
+
     private final Map<String, LwM2mClient> lwM2mClientsByEndpoint = new ConcurrentHashMap<>();
     private final Map<String, LwM2mClient> lwM2mClientsByRegistrationId = new ConcurrentHashMap<>();
     private final Map<UUID, Lwm2mDeviceProfileTransportConfiguration> profiles = new ConcurrentHashMap<>();
@@ -158,6 +172,7 @@ public class LwM2mClientContextImpl implements LwM2mClientContext {
             }
             client.setRegistration(registration);
             clientStore.put(client);
+            sendMsgsAfterSleeping(client);
         } finally {
             client.unlock();
         }
@@ -248,6 +263,28 @@ public class LwM2mClientContextImpl implements LwM2mClientContext {
         //TODO: implement
     }
 
+    @Override
+    public void sendMsgsAfterSleeping(LwM2mClient lwM2MClient) {
+        if (LwM2MClientState.REGISTERED.equals(lwM2MClient.getState())) {
+            PowerMode powerMode = lwM2MClient.getPowerMode();
+            if (powerMode == null) {
+                Lwm2mDeviceProfileTransportConfiguration deviceProfile = getProfile(lwM2MClient.getProfileId());
+                powerMode = deviceProfile.getClientLwM2mSettings().getPowerMode();
+            }
+
+            if (PowerMode.PSM.equals(powerMode) || PowerMode.E_DRX.equals(powerMode)) {
+                defaultLwM2MUplinkMsgHandler.initAttributes(lwM2MClient);
+                TransportProtos.TransportToDeviceActorMsg persistentRpcRequestMsg = TransportProtos.TransportToDeviceActorMsg
+                        .newBuilder()
+                        .setSessionInfo(lwM2MClient.getSession())
+                        .setSendPendingRPC(TransportProtos.SendPendingRPCMsg.newBuilder().build())
+                        .build();
+                context.getTransportService().process(persistentRpcRequestMsg, TransportServiceCallback.EMPTY);
+                otaUpdateService.init(lwM2MClient);
+            }
+        }
+    }
+
     @Override
     public Collection<LwM2mClient> getLwM2mClients() {
         return lwM2mClientsByEndpoint.values();
@@ -261,20 +298,21 @@ public class LwM2mClientContextImpl implements LwM2mClientContext {
     @Override
     public Lwm2mDeviceProfileTransportConfiguration getProfile(Registration registration) {
         UUID profileId = getClientByEndpoint(registration.getEndpoint()).getProfileId();
-        Lwm2mDeviceProfileTransportConfiguration result = doGetAndCache(profileId);
-        if (result == null) {
-            log.debug("[{}] Fetching profile [{}]", registration.getEndpoint(), profileId);
-            DeviceProfile deviceProfile = deviceProfileCache.get(new DeviceProfileId(profileId));
-            if (deviceProfile != null) {
-                profileUpdate(deviceProfile);
-                result = doGetAndCache(profileId);
-            }
-        }
-        return result;
+        return doGetAndCache(profileId);
     }
 
     private Lwm2mDeviceProfileTransportConfiguration doGetAndCache(UUID profileId) {
-        return profiles.get(profileId);
+        Lwm2mDeviceProfileTransportConfiguration result = profiles.get(profileId);
+        if (result == null) {
+            log.debug("Fetching profile [{}]", profileId);
+            DeviceProfile deviceProfile = deviceProfileCache.get(new DeviceProfileId(profileId));
+            if (deviceProfile != null) {
+                result = profileUpdate(deviceProfile);
+            } else {
+                log.info("Device profile was not found! Most probably device profile [{}] has been removed from the database.", profileId);
+            }
+        }
+        return result;
     }
 
     @Override
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 cd8b19c60a..1850212b6e 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
@@ -42,7 +42,6 @@ import org.thingsboard.common.util.DonAsynchron;
 import org.thingsboard.server.common.data.Device;
 import org.thingsboard.server.common.data.DeviceProfile;
 import org.thingsboard.server.common.data.StringUtils;
-import org.thingsboard.server.common.data.device.data.PowerMode;
 import org.thingsboard.server.common.data.device.data.lwm2m.ObjectAttributes;
 import org.thingsboard.server.common.data.device.data.lwm2m.OtherConfiguration;
 import org.thingsboard.server.common.data.device.data.lwm2m.TelemetryMappingConfiguration;
@@ -388,26 +387,9 @@ public class DefaultLwM2MUplinkMsgHandler extends LwM2MExecutorAwareService impl
     @Override
     public void onAwakeDev(Registration registration) {
         log.trace("[{}] [{}] Received endpoint Awake version event", registration.getId(), registration.getEndpoint());
-        LwM2mClient lwM2MClient = this.clientContext.getClientByEndpoint(registration.getEndpoint());
-        logService.log(lwM2MClient, LOG_LWM2M_INFO + ": Client is awake!");
-
-        if (LwM2MClientState.REGISTERED.equals(lwM2MClient.getState())) {
-            PowerMode powerMode = lwM2MClient.getPowerMode();
-            if (powerMode == null) {
-                Lwm2mDeviceProfileTransportConfiguration deviceProfile = clientContext.getProfile(lwM2MClient.getProfileId());
-                powerMode = deviceProfile.getClientLwM2mSettings().getPowerMode();
-            }
-
-            if (PowerMode.PSM.equals(powerMode) || PowerMode.E_DRX.equals(powerMode)) {
-                initAttributes(lwM2MClient);
-                TransportProtos.TransportToDeviceActorMsg persistentRpcRequestMsg = TransportProtos.TransportToDeviceActorMsg
-                        .newBuilder()
-                        .setSessionInfo(lwM2MClient.getSession())
-                        .setSendPendingRPC(TransportProtos.SendPendingRPCMsg.newBuilder().build())
-                        .build();
-                transportService.process(persistentRpcRequestMsg, TransportServiceCallback.EMPTY);
-            }
-        }
+        LwM2mClient client = this.clientContext.getClientByEndpoint(registration.getEndpoint());
+        logService.log(client, LOG_LWM2M_INFO + ": Client is awake!");
+        clientContext.sendMsgsAfterSleeping(client);
     }
 
     /**