diff --git a/src/app.cpp b/src/app.cpp
index 380860fa..8834ea25 100644
--- a/src/app.cpp
+++ b/src/app.cpp
@@ -61,22 +61,20 @@ void app::setup() {
         mMiPayload.enableSerialDebug(mConfig->serial.debug);
     mMiPayload.addPayloadListener(std::bind(&app::payloadEventListener, this, std::placeholders::_1));
 
-    if(!mNrfRadio.isChipConnected())
-            DPRINTLN(DBG_WARN, F("WARNING! your NRF24 module can't be reached, check the wiring"));
-    }
-    //if(mConfig->cmt.enabled) {
+    #if defined(ESP32)
         mHmsPayload.setup(this, &mSys, &mCmtRadio, &mStat, 5, &mTimestamp);
         mHmsPayload.enableSerialDebug(mConfig->serial.debug);
         mHmsPayload.addPayloadListener(std::bind(&app::payloadEventListener, this, std::placeholders::_1));
-    //}
-
+    #endif
     /*DBGPRINTLN("--- after payload");
     DBGPRINTLN(String(ESP.getFreeHeap()));
     DBGPRINTLN(String(ESP.getHeapFragmentation()));
     DBGPRINTLN(String(ESP.getMaxFreeBlockSize()));*/
 
-    //if (!mSys.Radio.isChipConnected())
-    //    DPRINTLN(DBG_WARN, F("WARNING! your NRF24 module can't be reached, check the wiring"));
+    if(mConfig->nrf.enabled) {
+        if (!mSys.Radio.isChipConnected())
+            DPRINTLN(DBG_WARN, F("WARNING! your NRF24 module can't be reached, check the wiring"));
+    }
 
     // when WiFi is in client mode, then enable mqtt broker
     #if !defined(AP_ONLY)
@@ -371,10 +369,12 @@ void app::tickMidnight(void) {
 
 //-----------------------------------------------------------------------------
 void app::tickSend(void) {
-    /*if(!mNrfRadio.isChipConnected()) {
-        DPRINTLN(DBG_WARN, F("NRF24 not connected!"));
-        return;
-    }*/
+    if(mConfig->nrf.enabled) {
+        if(!mNrfRadio.isChipConnected()) {
+            DPRINTLN(DBG_WARN, F("NRF24 not connected!"));
+            return;
+        }
+    }
     if (mIVCommunicationOn) {
         if (!mNrfRadio.mBufCtrl.empty()) {
             if (mConfig->serial.debug) {
diff --git a/src/app.h b/src/app.h
index 25fde351..24abde39 100644
--- a/src/app.h
+++ b/src/app.h
@@ -36,11 +36,13 @@
 #define ASIN(x) (degrees(asin(x)))
 #define ACOS(x) (degrees(acos(x)))
 
-typedef CmtRadio<esp32_3wSpi<>> CmtRadioType;
 typedef HmSystem<MAX_NUM_INVERTERS> HmSystemType;
 typedef HmPayload<HmSystemType, HmRadio<>> PayloadType;
 typedef MiPayload<HmSystemType, HmRadio<>> MiPayloadType;
+#ifdef ESP32
+typedef CmtRadio<esp32_3wSpi<>> CmtRadioType;
 typedef HmsPayload<HmSystemType, CmtRadioType> HmsPayloadType;
+#endif
 typedef Web<HmSystemType> WebType;
 typedef RestApi<HmSystemType, HmRadio<>> RestApiType;
 typedef PubMqtt<HmSystemType> PubMqttType;
@@ -66,9 +68,11 @@ class app : public IApp, public ah::Scheduler {
             mNrfRadio.handleIntr();
         }
 
+        #ifdef ESP32
         void handleHmsIntr(void) {
             mCmtRadio.handleIntr();
         }
+        #endif
 
         uint32_t getUptime() {
             return Scheduler::getUptime();
@@ -299,7 +303,6 @@ class app : public IApp, public ah::Scheduler {
 
         HmSystemType mSys;
         HmRadio<> mNrfRadio;
-        CmtRadioType mCmtRadio;
 
         bool mShowRebootRequest;
         bool mIVCommunicationOn;
@@ -309,8 +312,11 @@ class app : public IApp, public ah::Scheduler {
         RestApiType mApi;
         PayloadType mPayload;
         MiPayloadType mMiPayload;
-        HmsPayloadType mHmsPayload;
         PubSerialType mPubSerial;
+        #ifdef ESP32
+        CmtRadioType mCmtRadio;
+        HmsPayloadType mHmsPayload;
+        #endif
 
         char mVersion[12];
         settings mSettings;
diff --git a/src/defines.h b/src/defines.h
index 93722b6c..916977d2 100644
--- a/src/defines.h
+++ b/src/defines.h
@@ -13,7 +13,7 @@
 //-------------------------------------
 #define VERSION_MAJOR       0
 #define VERSION_MINOR       6
-#define VERSION_PATCH       9
+#define VERSION_PATCH       10
 
 //-------------------------------------
 typedef struct {
diff --git a/src/main.cpp b/src/main.cpp
index f780a002..c7d2a52d 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -14,9 +14,11 @@ IRAM_ATTR void handleIntr(void) {
 }
 
 //-----------------------------------------------------------------------------
+#ifdef ESP32
 IRAM_ATTR void handleHmsIntr(void) {
     myApp.handleHmsIntr();
 }
+#endif
 
 //-----------------------------------------------------------------------------
 void setup() {
@@ -26,10 +28,12 @@ void setup() {
         if(DEF_PIN_OFF != myApp.getNrfIrqPin())
             attachInterrupt(digitalPinToInterrupt(myApp.getNrfIrqPin()), handleIntr, FALLING);
     }
+    #ifdef ESP32
     if(myApp.getCmtEnabled()) {
         if(DEF_PIN_OFF != myApp.getCmtIrqPin())
             attachInterrupt(digitalPinToInterrupt(myApp.getCmtIrqPin()), handleHmsIntr, RISING);
     }
+    #endif
 }
 
 
diff --git a/src/web/html/setup.html b/src/web/html/setup.html
index 6f821faf..01ebde87 100644
--- a/src/web/html/setup.html
+++ b/src/web/html/setup.html
@@ -21,7 +21,7 @@
                         <div class="row mb-3">
                             <div class="col-8 col-sm-3">Dark Mode</div>
                             <div class="col-4 col-sm-9"><input type="checkbox" name="darkMode"/></div>
-                            <div class="col-8 col-sm-3">(empty browser cache or use CTRL + F5 after reboot to apply this setting)</div>
+                            <div class="col-12">(empty browser cache or use CTRL + F5 after reboot to apply this setting)</div>
                         </div>
                     </fieldset>
                     <fieldset class="mb-4">
@@ -33,7 +33,7 @@
                         <div id="rf24"></div>
 
                         <p class="des">Radio (CMT2300A)</p>
-                        <div id="cmt"></div>
+                        <div id="cmt"><div class="col-12">(ESP32 only)</div></div>
 
                         <p class="des">Serial Console</p>
                         <div class="row mb-3">
@@ -695,6 +695,16 @@
 
             function parseNrfRadio(obj, type, system) {
                 var e = document.getElementById("rf24");
+                var en = inp("nrfEnable", null, null, ["cb"], "nrfEnable", "checkbox");
+                en.checked = obj["en"];
+
+                e.replaceChildren (
+                    ml("div", {class: "row mb-3"}, [
+                        ml("div", {class: "col-8 col-sm-3 my-2"}, "NRF24 Enable"),
+                        ml("div", {class: "col-4 col-sm-9"}, en)
+                    ])
+                );
+
                 if ("ESP8266" == type) {
                     pins = [['cs', 'pinCs'], ['ce', 'pinCe'], ['irq', 'pinIrq']];
                 } else {
@@ -730,7 +740,7 @@
                 var en = inp("cmtEnable", null, null, ["cb"], "cmtEnable", "checkbox");
                 en.checked = obj["en"];
 
-                e.append(
+                e.replaceChildren (
                     ml("div", {class: "row mb-3"}, [
                         ml("div", {class: "col-8 col-sm-3 my-2"}, "CMT2300A Enable"),
                         ml("div", {class: "col-4 col-sm-9"}, en)