diff --git a/wled00/cfg.cpp b/wled00/cfg.cpp
index e36b2f61d..51806ca56 100644
--- a/wled00/cfg.cpp
+++ b/wled00/cfg.cpp
@@ -31,9 +31,7 @@ bool deserializeConfig(JsonObject doc, bool fromFS) {
   getStringFromJson(cmDNS, id[F("mdns")], 33);
   getStringFromJson(serverDescription, id[F("name")], 33);
   getStringFromJson(alexaInvocationName, id[F("inv")], 33);
-#ifdef WLED_ENABLE_SIMPLE_UI
   CJSON(simplifiedUI, id[F("sui")]);
-#endif
 
   JsonObject nw = doc["nw"];
 #ifndef WLED_DISABLE_ESPNOW
@@ -656,9 +654,7 @@ void serializeConfig() {
   id[F("mdns")] = cmDNS;
   id[F("name")] = serverDescription;
   id[F("inv")] = alexaInvocationName;
-#ifdef WLED_ENABLE_SIMPLE_UI
   id[F("sui")] = simplifiedUI;
-#endif
 
   JsonObject nw = doc.createNestedObject("nw");
 #ifndef WLED_DISABLE_ESPNOW
diff --git a/wled00/data/settings_ui.htm b/wled00/data/settings_ui.htm
index d56199e2d..ba84a77d8 100644
--- a/wled00/data/settings_ui.htm
+++ b/wled00/data/settings_ui.htm
@@ -267,10 +267,7 @@
 		<h2>Web Setup</h2>
 		Server description: <input type="text" name="DS" maxlength="32"><br>
 		<!-- Sync button toggles both send and receive: <input type="checkbox" name="ST"><br> -->
-		<div id="NoSimple" class="hide">
-			<i class="warn">This firmware build does not include simplified UI support.<br></i>
-		</div>
-		<div id="Simple">Enable simplified UI: <input type="checkbox" name="SU"><br></div>
+		Enable simplified UI: <input type="checkbox" name="SU"><br>
 		<i>The following UI customization settings are unique both to the WLED device and this browser.<br>
 		You will need to set them again if using a different browser, device or WLED IP address.<br>
 		Refresh the main UI to apply changes.</i><br>
diff --git a/wled00/set.cpp b/wled00/set.cpp
index a12ecd30b..ab830a97c 100644
--- a/wled00/set.cpp
+++ b/wled00/set.cpp
@@ -296,13 +296,7 @@ void handleSettingsSet(AsyncWebServerRequest *request, byte subPage)
   {
     strlcpy(serverDescription, request->arg(F("DS")).c_str(), 33);
     //syncToggleReceive = request->hasArg(F("ST"));
-  #ifdef WLED_ENABLE_SIMPLE_UI
-    if (simplifiedUI ^ request->hasArg(F("SU"))) {
-      // UI selection changed, invalidate browser cache
-      cacheInvalidate++;
-    }
     simplifiedUI = request->hasArg(F("SU"));
-  #endif
     DEBUG_PRINTLN(F("Enumerating ledmaps"));
     enumerateLedmaps();
     DEBUG_PRINTLN(F("Loading custom palettes"));
diff --git a/wled00/wled.h b/wled00/wled.h
index 7690679f2..25be2c9ec 100644
--- a/wled00/wled.h
+++ b/wled00/wled.h
@@ -365,7 +365,7 @@ WLED_GLOBAL char serverDescription[33] _INIT(SERVERNAME);  // use predefined nam
 #endif
 //WLED_GLOBAL bool syncToggleReceive     _INIT(false);   // UIs which only have a single button for sync should toggle send+receive if this is true, only send otherwise
 WLED_GLOBAL bool simplifiedUI          _INIT(false);   // enable simplified UI
-WLED_GLOBAL byte cacheInvalidate       _INIT(0);       // used to invalidate browser cache when switching from regular to simplified UI
+WLED_GLOBAL byte cacheInvalidate       _INIT(0);       // used to invalidate browser cache
 
 // Sync CONFIG
 WLED_GLOBAL NodesMap Nodes;
diff --git a/wled00/xml.cpp b/wled00/xml.cpp
index c5bae5805..9a7fc4acd 100644
--- a/wled00/xml.cpp
+++ b/wled00/xml.cpp
@@ -475,11 +475,7 @@ void getSettingsJS(byte subPage, char* dest)
   {
     sappends('s',SET_F("DS"),serverDescription);
     //sappend('c',SET_F("ST"),syncToggleReceive);
-  #ifdef WLED_ENABLE_SIMPLE_UI
     sappend('c',SET_F("SU"),simplifiedUI);
-  #else
-    oappend(SET_F("toggle('Simple');"));    // hide Simplified UI settings
-  #endif
   }
 
   if (subPage == SUBPAGE_SYNC)