diff --git a/src/AIoTC_Config.h b/src/AIoTC_Config.h
index 9ceb2ac62..6df348af8 100644
--- a/src/AIoTC_Config.h
+++ b/src/AIoTC_Config.h
@@ -62,7 +62,7 @@
 # if defined(ARDUINO_AVR_UNO_WIFI_REV2)
 #   define DEBUG_VERBOSE(fmt, ...)
 # else
-#   define DEBUG_VERBOSE(fmt, ...) //Debug.print(DBG_VERBOSE, fmt, ## __VA_ARGS__)
+#   define DEBUG_VERBOSE(fmt, ...) Debug.print(DBG_VERBOSE, fmt, ## __VA_ARGS__)
 # endif
 #endif
 
diff --git a/src/ArduinoIoTCloudTCP.cpp b/src/ArduinoIoTCloudTCP.cpp
index 4cac10c6d..2f5269a81 100644
--- a/src/ArduinoIoTCloudTCP.cpp
+++ b/src/ArduinoIoTCloudTCP.cpp
@@ -369,8 +369,10 @@ ArduinoIoTCloudTCP::State ArduinoIoTCloudTCP::handle_SyncTime()
 
 ArduinoIoTCloudTCP::State ArduinoIoTCloudTCP::handle_ConnectMqttBroker()
 {
+  DEBUG_VERBOSE("ArduinoIoTCloudTCP::%s connecting to %s:%d (attempt %d)", __FUNCTION__, _brokerAddress.c_str(), _brokerPort, _last_connection_attempt_cnt);
   if (_mqttClient.connect(_brokerAddress.c_str(), _brokerPort))
   {
+  DEBUG_VERBOSE("ArduinoIoTCloudTCP::%s connected to %s:%d", __FUNCTION__, _brokerAddress.c_str(), _brokerPort);
     _last_connection_attempt_cnt = 0;
     return State::SubscribeMqttTopics;
   }
@@ -395,6 +397,7 @@ ArduinoIoTCloudTCP::State ArduinoIoTCloudTCP::handle_SubscribeMqttTopics()
     return State::ConnectPhy;
   }
 
+  DEBUG_VERBOSE("ArduinoIoTCloudTCP::%s subscribing to %s ...", __FUNCTION__, _dataTopicIn.c_str());
   if (!_mqttClient.subscribe(_dataTopicIn))
   {
     DEBUG_ERROR("ArduinoIoTCloudTCP::%s could not subscribe to %s", __FUNCTION__, _dataTopicIn.c_str());
@@ -403,9 +406,11 @@ ArduinoIoTCloudTCP::State ArduinoIoTCloudTCP::handle_SubscribeMqttTopics()
 #endif
     return State::SubscribeMqttTopics;
   }
+  DEBUG_VERBOSE("ArduinoIoTCloudTCP::%s subscribed to %s", __FUNCTION__, _dataTopicIn.c_str());
 
   if (_shadowTopicIn != "")
   {
+    DEBUG_VERBOSE("ArduinoIoTCloudTCP::%s subscribing to %s ...", __FUNCTION__, _shadowTopicIn.c_str());
     if (!_mqttClient.subscribe(_shadowTopicIn))
     {
       DEBUG_ERROR("ArduinoIoTCloudTCP::%s could not subscribe to %s", __FUNCTION__, _shadowTopicIn.c_str());
@@ -415,6 +420,7 @@ ArduinoIoTCloudTCP::State ArduinoIoTCloudTCP::handle_SubscribeMqttTopics()
       return State::SubscribeMqttTopics;
     }
   }
+  DEBUG_VERBOSE("ArduinoIoTCloudTCP::%s subscribed to %s", __FUNCTION__, _shadowTopicIn.c_str());
 
   DEBUG_INFO("Connected to Arduino IoT Cloud");
   execCloudEventCallback(ArduinoIoTCloudEvent::CONNECT);
diff --git a/src/utility/ota/OTA-nano-rp2040.cpp b/src/utility/ota/OTA-nano-rp2040.cpp
index 48071be7c..bf29babfb 100644
--- a/src/utility/ota/OTA-nano-rp2040.cpp
+++ b/src/utility/ota/OTA-nano-rp2040.cpp
@@ -119,6 +119,8 @@ int rp2040_connect_onOTARequest(char const * ota_url)
 
   watchdog_reset();
 
+  DEBUG_VERBOSE("%s downloading: %s", __FUNCTION__, ota_url);
+  
   URI url(ota_url);
   Client * client = nullptr;
   int port = 0;
@@ -233,6 +235,7 @@ int rp2040_connect_onOTARequest(char const * ota_url)
 
   DEBUG_INFO("%s: %d bytes received", __FUNCTION__, ftell(file));
   fclose(file);
+  DEBUG_VERBOSE("%s download successful", __FUNCTION__);
 
   /* Unmount the filesystem. */
   if ((err = fs.unmount()) != 0)
@@ -241,6 +244,8 @@ int rp2040_connect_onOTARequest(char const * ota_url)
      return static_cast<int>(OTAError::RP2040_ErrorUnmount);
   }
 
+  DEBUG_VERBOSE("%s performing reset to reboot", __FUNCTION__);
+
   /* Perform the reset to reboot to SFU. */
   mbed_watchdog_trigger_reset();
   /* If watchdog is enabled we should not reach this point */
diff --git a/src/utility/ota/OTA-portenta-h7.cpp b/src/utility/ota/OTA-portenta-h7.cpp
index 52faf73f8..1caffb8ee 100644
--- a/src/utility/ota/OTA-portenta-h7.cpp
+++ b/src/utility/ota/OTA-portenta-h7.cpp
@@ -61,6 +61,7 @@ int portenta_h7_onOTARequest(char const * ota_url)
   watchdog_reset();
 
   /* Download the OTA file from the web storage location. */
+  DEBUG_VERBOSE("Arduino_Portenta_OTA_QSPI::download(%s) started", ota_url);
   int const ota_portenta_qspi_download_ret_code = ota_portenta_qspi.download(ota_url, true /* is_https */);
   DEBUG_VERBOSE("Arduino_Portenta_OTA_QSPI::download(%s) returns %d", ota_url, ota_portenta_qspi_download_ret_code);
 
@@ -83,6 +84,8 @@ int portenta_h7_onOTARequest(char const * ota_url)
     return static_cast<int>(ota_portenta_err);
   }
 
+  DEBUG_VERBOSE("Arduino_Portenta_OTA_QSPI::reboot() performing reset to reboot");
+
   /* Perform the reset to reboot - then the bootloader performs the actual application update. */
   NVIC_SystemReset();
 }
diff --git a/src/utility/ota/OTA-samd.cpp b/src/utility/ota/OTA-samd.cpp
index f555415b8..dbce80dfc 100644
--- a/src/utility/ota/OTA-samd.cpp
+++ b/src/utility/ota/OTA-samd.cpp
@@ -47,6 +47,7 @@ int samd_onOTARequest(char const * ota_url)
 
   watchdog_reset();
 
+  DEBUG_VERBOSE("ArduinoIoTCloudTCP::%s downloading to nina: %s", __FUNCTION__, ota_url);
   /* Trigger direct download to nina module. */
   uint8_t nina_ota_err_code = 0;
   if (!WiFiStorage.downloadOTA(ota_url, &nina_ota_err_code))
@@ -55,6 +56,9 @@ int samd_onOTARequest(char const * ota_url)
     return static_cast<int>(OTAError::DownloadFailed);
   }
 
+  DEBUG_VERBOSE("ArduinoIoTCloudTCP::%s download successful", __FUNCTION__);
+  DEBUG_VERBOSE("ArduinoIoTCloudTCP::%s performing reset to reboot", __FUNCTION__);
+
   /* Perform the reset to reboot to SxU. */
   NVIC_SystemReset();
 #endif /* OTA_STORAGE_SNU */