diff --git a/.github/workflows/compile-examples.yml b/.github/workflows/compile-examples.yml
index 301e64e71..dd4a9c776 100644
--- a/.github/workflows/compile-examples.yml
+++ b/.github/workflows/compile-examples.yml
@@ -90,6 +90,9 @@ jobs:
           - fqbn: arduino:mbed_edge:edge_control
             type: mbed_edge
             artifact-name-suffix: arduino-mbed_edge-edge_control
+          - fqbn: "rp2040:rp2040:rpipicow"
+            type: rp2040
+            artifact-name-suffix: rp2040-rp2040-rpipicow
 
 
         # make board type-specific customizations to the matrix jobs
@@ -303,6 +306,13 @@ jobs:
               - examples/ArduinoIoTCloud-DeferredOTA
               - examples/ArduinoIoTCloud-Notecard
               - examples/ArduinoIoTCloud-Schedule
+          # PicoW
+          - board:
+              type: rp2040
+            platforms: |
+              # Install rp2040 platform via Boards Manager
+              - name: rp2040:rp2040
+                source-url: https://github.com/earlephilhower/arduino-pico/releases/download/global/package_rp2040_index.json
 
     steps:
       - name: Checkout
diff --git a/src/AIoTC_Config.h b/src/AIoTC_Config.h
index 999d77ced..b590f51c2 100644
--- a/src/AIoTC_Config.h
+++ b/src/AIoTC_Config.h
@@ -137,6 +137,11 @@
   #define HAS_TCP
 #endif
 
+#if defined(ARDUINO_RASPBERRY_PI_PICO_W)
+  #define BOARD_HAS_SECRET_KEY
+  #define HAS_TCP
+#endif
+
 #if defined(BOARD_HAS_SOFTSE) || defined(BOARD_HAS_OFFLOADED_ECCX08) || defined(BOARD_HAS_ECCX08) || defined(BOARD_HAS_SE050)
   #define BOARD_HAS_SECURE_ELEMENT
 #endif
diff --git a/src/tls/AIoTCUPCert.h b/src/tls/AIoTCUPCert.h
index 5ba783fd2..5d9802f8f 100644
--- a/src/tls/AIoTCUPCert.h
+++ b/src/tls/AIoTCUPCert.h
@@ -24,7 +24,7 @@
  ******************************************************************************/
 
 #include <AIoTC_Config.h>
-#if defined(ARDUINO_ARCH_ESP32) ||  defined (ARDUINO_EDGE_CONTROL)
+#if defined(ARDUINO_ARCH_ESP32) ||  defined (ARDUINO_EDGE_CONTROL) || defined (ARDUINO_RASPBERRY_PI_PICO_W)
 
 /******************************************************************************
  * CONSTANTS
@@ -163,6 +163,6 @@ static const char AIoTUPCert[] =
 "-----END CERTIFICATE-----\n";
 #else
 
-#endif /* #ifdef ARDUINO_ARCH_ESP32 */
+#endif /* #ifdef ARDUINO_ARCH_ESP32 || ARDUINO_EDGE_CONTROL || ARDUINO_RASPBERRY_PI_PICO_W */
 
 #endif /* _AIOTC_UP_CERT_H_ */
diff --git a/src/tls/utility/TLSClientMqtt.cpp b/src/tls/utility/TLSClientMqtt.cpp
index 0717dcced..c2fb95725 100644
--- a/src/tls/utility/TLSClientMqtt.cpp
+++ b/src/tls/utility/TLSClientMqtt.cpp
@@ -69,6 +69,8 @@ void TLSClientMqtt::begin(ConnectionHandler & connection, ArduinoIoTAuthenticati
   if (authMode == ArduinoIoTAuthenticationMode::CERTIFICATE) {
     setCACert(AIoTSSCert);
   }
+#elif defined(ARDUINO_RASPBERRY_PI_PICO_W)
+    setCACert(AIoTUPCert);
 #elif defined(ARDUINO_ARCH_ESP32)
   (void)authMode;
   setCACert(AIoTUPCert);
diff --git a/src/tls/utility/TLSClientMqtt.h b/src/tls/utility/TLSClientMqtt.h
index 7deebe24e..a66ef430e 100644
--- a/src/tls/utility/TLSClientMqtt.h
+++ b/src/tls/utility/TLSClientMqtt.h
@@ -61,10 +61,11 @@ enum class ArduinoIoTAuthenticationMode
    */
   #include <WiFiSSLClient.h>
   class TLSClientMqtt : public WiFiSSLClient {
-#elif defined(BOARD_ESP)
+#elif defined(BOARD_ESP) || defined(ARDUINO_RASPBERRY_PI_PICO_W)
   /*
    * ESP32*
    * ESP82*
+   * PICOW
    */
   #include <WiFiClientSecure.h>
   class TLSClientMqtt : public WiFiClientSecure {
diff --git a/src/tls/utility/TLSClientOta.cpp b/src/tls/utility/TLSClientOta.cpp
index 6ba0d0331..7f9ea981d 100644
--- a/src/tls/utility/TLSClientOta.cpp
+++ b/src/tls/utility/TLSClientOta.cpp
@@ -55,6 +55,8 @@ void TLSClientOta::begin(ConnectionHandler &connection) {
    * https://github.com/arduino-libraries/Arduino_ESP32_OTA/blob/fc755e7d1d3946232107e2590662ee08d6ccdec4/src/tls/amazon_root_ca.h
    */
   (void)connection;
+#elif defined(ARDUINO_RASPBERRY_PI_PICO_W)
+    setCACert(AIoTUPCert);
 #elif defined(ARDUINO_ARCH_ESP32)
   setCACert(AIoTUPCert);
 #elif defined(ARDUINO_ARCH_ESP8266)
diff --git a/src/tls/utility/TLSClientOta.h b/src/tls/utility/TLSClientOta.h
index 89925499b..69a88814d 100644
--- a/src/tls/utility/TLSClientOta.h
+++ b/src/tls/utility/TLSClientOta.h
@@ -55,10 +55,11 @@
    */
   #include <WiFiSSLClient.h>
   class TLSClientOta : public WiFiSSLClient {
-#elif defined(BOARD_ESP)
+#elif defined(BOARD_ESP) || defined(ARDUINO_RASPBERRY_PI_PICO_W)
   /*
    * ESP32*
    * ESP82*
+   * PICOW
    */
   #include <WiFiClientSecure.h>
   class TLSClientOta : public WiFiClientSecure {
diff --git a/src/utility/time/RTCMillis.cpp b/src/utility/time/RTCMillis.cpp
index d7debd261..7ceb27436 100644
--- a/src/utility/time/RTCMillis.cpp
+++ b/src/utility/time/RTCMillis.cpp
@@ -21,7 +21,7 @@
 
 #include "AIoTC_Config.h"
 
-#if defined(HAS_NOTECARD) || defined(ARDUINO_ARCH_ESP8266)
+#if defined(HAS_NOTECARD) || defined(ARDUINO_ARCH_ESP8266) || defined (ARDUINO_RASPBERRY_PI_PICO_W)
 
 #include <Arduino.h>
 #include "RTCMillis.h"
@@ -61,4 +61,4 @@ unsigned long RTCMillis::get()
   return _last_rtc_update_value;
 }
 
-#endif /* HAS_NOTECARD || ARDUINO_ARCH_ESP8266 */
+#endif /* HAS_NOTECARD || ARDUINO_ARCH_ESP8266 || ARDUINO_RASPBERRY_PI_PICO_W */
diff --git a/src/utility/time/RTCMillis.h b/src/utility/time/RTCMillis.h
index ab35b953c..03d352941 100644
--- a/src/utility/time/RTCMillis.h
+++ b/src/utility/time/RTCMillis.h
@@ -18,7 +18,7 @@
 #ifndef ARDUINO_IOT_CLOUD_RTC_MILLIS_H_
 #define ARDUINO_IOT_CLOUD_RTC_MILLIS_H_
 
-#if defined(HAS_NOTECARD) || defined(ARDUINO_ARCH_ESP8266)
+#if defined(HAS_NOTECARD) || defined(ARDUINO_ARCH_ESP8266) || defined (ARDUINO_RASPBERRY_PI_PICO_W)
 
 /**************************************************************************************
  * INCLUDE
@@ -45,6 +45,6 @@ class RTCMillis
 
 };
 
-#endif /* HAS_NOTECARD || ARDUINO_ARCH_ESP8266 */
+#endif /* HAS_NOTECARD || ARDUINO_ARCH_ESP8266 || ARDUINO_RASPBERRY_PI_PICO_W */
 
 #endif /* ARDUINO_IOT_CLOUD_RTC_MILLIS_H_ */
diff --git a/src/utility/time/TimeService.cpp b/src/utility/time/TimeService.cpp
index 5dd35e5d6..fb7272fc4 100644
--- a/src/utility/time/TimeService.cpp
+++ b/src/utility/time/TimeService.cpp
@@ -27,7 +27,7 @@
 #include "NTPUtils.h"
 #include "TimeService.h"
 
-#if defined(HAS_NOTECARD) || defined(ARDUINO_ARCH_ESP8266)
+#if defined(HAS_NOTECARD) || defined(ARDUINO_ARCH_ESP8266) || defined (ARDUINO_RASPBERRY_PI_PICO_W)
   #include "RTCMillis.h"
 #elif defined(ARDUINO_ARCH_SAMD)
   #include <RTCZero.h>
@@ -41,7 +41,7 @@
  * GLOBAL VARIABLES
  **************************************************************************************/
 
-#if defined(HAS_NOTECARD) || defined(ARDUINO_ARCH_ESP8266)
+#if defined(HAS_NOTECARD) || defined(ARDUINO_ARCH_ESP8266) || defined (ARDUINO_RASPBERRY_PI_PICO_W)
 RTCMillis rtc;
 #elif defined(ARDUINO_ARCH_SAMD)
 RTCZero rtc;
@@ -89,6 +89,12 @@ void renesas_setRTC(unsigned long time);
 unsigned long renesas_getRTC();
 #endif
 
+#ifdef ARDUINO_RASPBERRY_PI_PICO_W
+void pico_w_initRTC();
+void pico_w_setRTC(unsigned long time);
+unsigned long pico_w_getRTC();
+#endif
+
 #endif /* HAS_NOTECARD */
 
 /**************************************************************************************
@@ -355,6 +361,8 @@ void TimeServiceClass::initRTC()
   esp8266_initRTC();
 #elif defined (ARDUINO_ARCH_RENESAS)
   renesas_initRTC();
+#elif defined (ARDUINO_RASPBERRY_PI_PICO_W)
+  pico_w_initRTC();
 #else
   #error "RTC not available for this architecture"
 #endif
@@ -374,6 +382,8 @@ void TimeServiceClass::setRTC(unsigned long time)
   esp8266_setRTC(time);
 #elif defined (ARDUINO_ARCH_RENESAS)
   renesas_setRTC(time);
+#elif defined (ARDUINO_RASPBERRY_PI_PICO_W)
+  pico_w_setRTC(time);
 #else
   #error "RTC not available for this architecture"
 #endif
@@ -393,6 +403,8 @@ unsigned long TimeServiceClass::getRTC()
   return esp8266_getRTC();
 #elif defined (ARDUINO_ARCH_RENESAS)
   return renesas_getRTC();
+#elif defined (ARDUINO_RASPBERRY_PI_PICO_W)
+  return pico_w_getRTC();
 #else
   #error "RTC not available for this architecture"
 #endif
@@ -544,6 +556,23 @@ unsigned long renesas_getRTC()
 }
 #endif
 
+#ifdef ARDUINO_RASPBERRY_PI_PICO_W
+void pico_w_initRTC()
+{
+  rtc.begin();
+}
+
+void pico_w_setRTC(unsigned long time)
+{
+  rtc.set(time);
+}
+
+unsigned long pico_w_getRTC()
+{
+  return rtc.get();
+}
+#endif
+
 #endif /* HAS_NOTECARD */
 
 /******************************************************************************