diff --git a/wled00/src/dependencies/espalexa/Espalexa.h b/wled00/src/dependencies/espalexa/Espalexa.h
index b55f3b25c..997fada22 100644
--- a/wled00/src/dependencies/espalexa/Espalexa.h
+++ b/wled00/src/dependencies/espalexa/Espalexa.h
@@ -10,7 +10,7 @@
  */
 /*
  * @title Espalexa library
- * @version 2.4.0
+ * @version 2.4.2
  * @author Christian Schwinne
  * @license MIT
  * @contributors d-999
@@ -49,7 +49,7 @@
 #include <WiFiUdp.h>
 
 #ifdef ESPALEXA_DEBUG
- #pragma message "Espalexa 2.4.0 debug mode"
+ #pragma message "Espalexa 2.4.2 debug mode"
  #define EA_DEBUG(x)  Serial.print (x)
  #define EA_DEBUGLN(x) Serial.println (x)
 #else
@@ -118,7 +118,7 @@ private:
       case EspalexaDeviceType::color:         return "LST001";
       case EspalexaDeviceType::extendedcolor: return "LCT015";
     }
-    return "Plug 01";
+    return "Plug";
   }
   
   //device JSON string: color+temperature device emulates LCT015, dimmable device LWB010, (TODO: on/off Plug 01, color temperature device LWT010, color device LST001)
@@ -148,9 +148,9 @@ private:
     json += "\"type\":\"" + typeString(dev->getType());
     json += "\",\"name\":\"" + dev->getName();
     json += "\",\"modelid\":\"" + modelidString(dev->getType());
-    json += "\",\"manufacturername\":\"Espalexa\",\"productname\":\"E" + String(static_cast<uint8_t>(dev->getType()));
+    json += "\",\"manufacturername\":\"Philips\",\"productname\":\"E" + String(static_cast<uint8_t>(dev->getType()));
     json += "\",\"uniqueid\":\""+ WiFi.macAddress() +"-"+ (deviceId+1);
-    json += "\",\"swversion\":\"2.4.0\"}";
+    json += "\",\"swversion\":\"espalexa-2.4.2\"}";
     
     return json;
   }
@@ -174,7 +174,7 @@ private:
     }
     res += "\r\nFree Heap: " + (String)ESP.getFreeHeap();
     res += "\r\nUptime: " + (String)millis();
-    res += "\r\n\r\nEspalexa library v2.4.0 by Christian Schwinne 2019";
+    res += "\r\n\r\nEspalexa library v2.4.2 by Christian Schwinne 2019";
     server->send(200, "text/plain", res);
   }
   #endif
@@ -386,7 +386,7 @@ public:
     return true;
   }
   
-  //deprecated brightness-only callback
+  //brightness-only callback
   bool addDevice(String deviceName, BrightnessCallbackFunction callback, uint8_t initialValue = 0)
   {
     EA_DEBUG("Constructing device ");
@@ -395,6 +395,17 @@ public:
     EspalexaDevice* d = new EspalexaDevice(deviceName, callback, initialValue);
     return addDevice(d);
   }
+  
+  //brightness-only callback
+  bool addDevice(String deviceName, ColorCallbackFunction callback, uint8_t initialValue = 0)
+  {
+    EA_DEBUG("Constructing device ");
+    EA_DEBUGLN((currentDeviceCount+1));
+    if (currentDeviceCount >= ESPALEXA_MAXDEVICES) return false;
+    EspalexaDevice* d = new EspalexaDevice(deviceName, callback, initialValue);
+    return addDevice(d);
+  }
+
 
   bool addDevice(String deviceName, DeviceCallbackFunction callback, EspalexaDeviceType t = EspalexaDeviceType::dimmable, uint8_t initialValue = 0)
   {
@@ -546,6 +557,13 @@ public:
     return escapedMac;
   }
   
+  //convert brightness (0-255) to percentage
+  uint8_t toPercent(uint8_t bri)
+  {
+    uint16_t perc = bri * 100;
+    return perc / 255;
+  }
+  
   ~Espalexa(){delete devices;} //note: Espalexa is NOT meant to be destructed
 };
 
diff --git a/wled00/src/dependencies/espalexa/EspalexaDevice.cpp b/wled00/src/dependencies/espalexa/EspalexaDevice.cpp
index f440b800a..43ad6f02f 100644
--- a/wled00/src/dependencies/espalexa/EspalexaDevice.cpp
+++ b/wled00/src/dependencies/espalexa/EspalexaDevice.cpp
@@ -4,7 +4,7 @@
 
 EspalexaDevice::EspalexaDevice(){}
 
-EspalexaDevice::EspalexaDevice(String deviceName, BrightnessCallbackFunction gnCallback, uint8_t initialValue) { //constructor
+EspalexaDevice::EspalexaDevice(String deviceName, BrightnessCallbackFunction gnCallback, uint8_t initialValue) { //constructor for dimmable device
   
   _deviceName = deviceName;
   _callback = gnCallback;
@@ -13,12 +13,21 @@ EspalexaDevice::EspalexaDevice(String deviceName, BrightnessCallbackFunction gnC
   _type = EspalexaDeviceType::dimmable;
 }
 
-EspalexaDevice::EspalexaDevice(String deviceName, DeviceCallbackFunction gnCallback, EspalexaDeviceType t, uint8_t initialValue) { //constructor for color device
+EspalexaDevice::EspalexaDevice(String deviceName, ColorCallbackFunction gnCallback, uint8_t initialValue) { //constructor for color device
+  
+  _deviceName = deviceName;
+  _callbackCol = gnCallback;
+  _val = initialValue;
+  _val_last = _val;
+  _type = EspalexaDeviceType::extendedcolor;
+}
+
+EspalexaDevice::EspalexaDevice(String deviceName, DeviceCallbackFunction gnCallback, EspalexaDeviceType t, uint8_t initialValue) { //constructor for general device
   
   _deviceName = deviceName;
   _callbackDev = gnCallback;
-  _callback = nullptr;
   _type = t;
+  if (t == EspalexaDeviceType::onoff) _type = EspalexaDeviceType::dimmable; //on/off is broken, so make dimmable device instead
   _val = initialValue;
   _val_last = _val;
 }
@@ -305,5 +314,7 @@ void EspalexaDevice::setColor(uint8_t r, uint8_t g, uint8_t b)
 
 void EspalexaDevice::doCallback()
 {
-  (_callback != nullptr) ? _callback(_val) : _callbackDev(this);
+  if (_callback != nullptr) {_callback(_val); return;}
+  if (_callbackDev != nullptr) {_callbackDev(this); return;}
+  if (_callbackCol != nullptr) _callbackCol(_val, getRGB());
 }
\ No newline at end of file
diff --git a/wled00/src/dependencies/espalexa/EspalexaDevice.h b/wled00/src/dependencies/espalexa/EspalexaDevice.h
index 07708d073..8d7be8736 100644
--- a/wled00/src/dependencies/espalexa/EspalexaDevice.h
+++ b/wled00/src/dependencies/espalexa/EspalexaDevice.h
@@ -7,6 +7,7 @@ typedef class EspalexaDevice;
 
 typedef void (*BrightnessCallbackFunction) (uint8_t b);
 typedef void (*DeviceCallbackFunction) (EspalexaDevice* d);
+typedef void (*ColorCallbackFunction) (uint8_t br, uint32_t col);
 
 enum class EspalexaColorMode : uint8_t { none = 0, ct = 1, hs = 2, xy = 3 };
 enum class EspalexaDeviceType : uint8_t { onoff = 0, dimmable = 1, whitespectrum = 2, color = 3, extendedcolor = 4 };
@@ -15,22 +16,24 @@ enum class EspalexaDeviceProperty : uint8_t { none = 0, on = 1, off = 2, bri = 3
 class EspalexaDevice {
 private:
   String _deviceName;
-  BrightnessCallbackFunction _callback;
-  DeviceCallbackFunction _callbackDev;
+  BrightnessCallbackFunction _callback = nullptr;
+  DeviceCallbackFunction _callbackDev = nullptr;
+  ColorCallbackFunction _callbackCol = nullptr;
   uint8_t _val, _val_last, _sat = 0;
   uint16_t _hue = 0, _ct = 0;
-  float _x = 0, _y = 0;
+  float _x = 0.5, _y = 0.5;
   uint32_t _rgb = 0;
   uint8_t _id = 0;
   EspalexaDeviceType _type;
   EspalexaDeviceProperty _changed = EspalexaDeviceProperty::none;
-  EspalexaColorMode _mode;
+  EspalexaColorMode _mode = EspalexaColorMode::xy;
   
 public:
   EspalexaDevice();
   ~EspalexaDevice();
   EspalexaDevice(String deviceName, BrightnessCallbackFunction bcb, uint8_t initialValue =0);
   EspalexaDevice(String deviceName, DeviceCallbackFunction dcb, EspalexaDeviceType t =EspalexaDeviceType::dimmable, uint8_t initialValue =0);
+  EspalexaDevice(String deviceName, ColorCallbackFunction ccb, uint8_t initialValue =0);
   
   String getName();
   uint8_t getId();
diff --git a/wled00/wled00.ino b/wled00/wled00.ino
index 08d1a9b28..3f7516f6e 100644
--- a/wled00/wled00.ino
+++ b/wled00/wled00.ino
@@ -98,7 +98,7 @@
 
 
 //version code in format yymmddb (b = daily build)
-#define VERSION 1903272
+#define VERSION 1904141
 char versionString[] = "0.8.4";
 
 
diff --git a/wled00/wled03_set.ino b/wled00/wled03_set.ino
index ad1c78a54..4e3d2399a 100644
--- a/wled00/wled03_set.ino
+++ b/wled00/wled03_set.ino
@@ -31,7 +31,8 @@ void handleSettingsSet(AsyncWebServerRequest *request, byte subPage)
     int t = request->arg("AT").toInt(); if (t > 9 && t <= 255) apWaitTimeSecs = t;
     strcpy(apSSID, request->arg("AS").c_str());
     apHide = request->hasArg("AH");
-    if (request->arg("AP").charAt(0) != '*') strcpy(apPass, request->arg("AP").c_str());
+    int passlen = request->arg("AP").length();
+    if (passlen == 0 || (passlen > 7 && request->arg("AP").charAt(0) != '*')) strcpy(apPass, request->arg("AP").c_str());
     t = request->arg("AC").toInt(); if (t > 0 && t < 14) apChannel = t;
     
     char k[3]; k[2] = 0;
diff --git a/wled00/wled07_notify.ino b/wled00/wled07_notify.ino
index d6a6a9abb..d54c80d02 100644
--- a/wled00/wled07_notify.ino
+++ b/wled00/wled07_notify.ino
@@ -64,9 +64,10 @@ void arlsLock(uint32_t timeoutMs)
       strip.setPixelColor(i,0,0,0,0);
     }
     strip.unlockAll();
+    realtimeActive = true;
   }
-  realtimeActive = true;
   realtimeTimeout = millis() + timeoutMs;
+  if (timeoutMs == 255001 || timeoutMs == 65000) realtimeTimeout = UINT32_MAX;
   if (arlsForceMaxBri) strip.setBrightness(255);
 }
 
@@ -206,10 +207,10 @@ void handleNotifications()
       if (packetSize > 1) {
         if (udpIn[1] == 0)
         {
-          realtimeActive = false;
+          realtimeTimeout = 0;
           return;
         } else {
-          arlsLock(udpIn[1]*1000);
+          arlsLock(udpIn[1]*1000 +1);
         }
         if (udpIn[0] == 1) //warls
         {
diff --git a/wled00/wled08_led.ino b/wled00/wled08_led.ino
index 00476d4c6..2395c5db2 100644
--- a/wled00/wled08_led.ino
+++ b/wled00/wled08_led.ino
@@ -87,11 +87,16 @@ void colorUpdated(int callMode)
   {
     if (nightlightActive && !nightlightActiveOld && callMode != 3 && callMode != 5)
     {
-      notify(4); return;
+      notify(4); interfaceUpdateCallMode = 4; return;
+    }
+    else if (fxChanged) {
+      notify(6);
+      if (callMode != 8) interfaceUpdateCallMode = 6;
+      if (realtimeTimeout == UINT32_MAX) realtimeTimeout = 0;
     }
-    else if (fxChanged) notify(6);
     return; //no change
   }
+  if (realtimeTimeout == UINT32_MAX) realtimeTimeout = 0;
   if (callMode != 5 && nightlightActive && nightlightFade)
   {
     briNlT = bri;
@@ -134,13 +139,8 @@ void colorUpdated(int callMode)
   }
 
   if (callMode == 8) return;
-  //only update Blynk and mqtt every 2 seconds to reduce lag
-  if (millis() - lastInterfaceUpdate <= 2000)
-  {
-    interfaceUpdateCallMode = callMode;
-    return;
-  }
-  updateInterfaces(callMode);
+  //set flag to update blynk and mqtt
+  interfaceUpdateCallMode = callMode;
 }
 
 
diff --git a/wled00/wled17_mqtt.ino b/wled00/wled17_mqtt.ino
index 4d018803e..92b203ac9 100644
--- a/wled00/wled17_mqtt.ino
+++ b/wled00/wled17_mqtt.ino
@@ -6,7 +6,7 @@
 
 void parseMQTTBriPayload(char* payload)
 {
-  if      (strstr(payload, "ON") || strstr(payload, "on")) {bri = briLast; colorUpdated(1);}
+  if      (strstr(payload, "ON") || strstr(payload, "on") || strstr(payload, "true")) {bri = briLast; colorUpdated(1);}
   else if (strstr(payload, "T" ) || strstr(payload, "t" )) {toggleOnOff(); colorUpdated(1);}
   else {
     uint8_t in = strtoul(payload, NULL, 10);