diff --git a/wled00/FX.h b/wled00/FX.h
index 4c2bb930..86ecd39e 100644
--- a/wled00/FX.h
+++ b/wled00/FX.h
@@ -731,7 +731,7 @@ class WS2812FX {  // 96 bytes
       setSegment(uint8_t n, uint16_t start, uint16_t stop, uint8_t grouping = 1, uint8_t spacing = 0, uint16_t offset = UINT16_MAX, uint16_t startY=0, uint16_t stopY=1),
       setMainSegmentId(uint8_t n),
       restartRuntime(),
-      resetSegments(),
+      resetSegments(bool boundsOnly = false), //WLEDMM add boundsOnly
       makeAutoSegments(bool forceReset = false),
       fixInvalidSegments(),
       setPixelColor(int n, uint32_t c),
diff --git a/wled00/FX_2Dfcn.cpp b/wled00/FX_2Dfcn.cpp
index b22ae167..932856f2 100644
--- a/wled00/FX_2Dfcn.cpp
+++ b/wled00/FX_2Dfcn.cpp
@@ -68,7 +68,7 @@ void WS2812FX::setUpMatrix(bool reset) {
         Segment::maxHeight = 1;
         panels = 0;
         panel.clear(); // release memory allocated by panels
-        resetSegments();
+        resetSegments(true); //WLEDMM bounds only
         return;
       }
 
@@ -131,13 +131,7 @@ void WS2812FX::setUpMatrix(bool reset) {
       Segment::maxWidth = _length;
       Segment::maxHeight = 1;
     }
-    if (reset) //resetSegments(); //WLEDMM: only if reset, and only update width and height, keep the fx in place
-      for (segment &seg : _segments) {
-        seg.start = 0;
-        seg.stop = Segment::maxWidth;
-        seg.startY = 0;
-        seg.stopY = Segment::maxHeight;
-      }
+    //WLEDMM: no resetSegments here, only do it in set.cpp/handleSettingsSet
   }
 #else
   isMatrix = false; // no matter what config says
diff --git a/wled00/FX_fcn.cpp b/wled00/FX_fcn.cpp
index b8cf62de..38c4b9ca 100644
--- a/wled00/FX_fcn.cpp
+++ b/wled00/FX_fcn.cpp
@@ -1740,15 +1740,30 @@ void WS2812FX::restartRuntime() {
   for (segment &seg : _segments) seg.markForReset();
 }
 
-void WS2812FX::resetSegments() {
-  _segments.clear(); // destructs all Segment as part of clearing
-  #ifndef WLED_DISABLE_2D
-  segment seg = isMatrix ? Segment(0, Segment::maxWidth, 0, Segment::maxHeight) : Segment(0, _length);
-  #else
-  segment seg = Segment(0, _length);
-  #endif
-  _segments.push_back(seg);
-  _mainSegment = 0;
+void WS2812FX::resetSegments(bool boundsOnly) { //WLEDMM add boundsonly
+  if (!boundsOnly) {
+    _segments.clear(); // destructs all Segment as part of clearing
+    #ifndef WLED_DISABLE_2D
+    segment seg = isMatrix ? Segment(0, Segment::maxWidth, 0, Segment::maxHeight) : Segment(0, _length);
+    #else
+    segment seg = Segment(0, _length);
+    #endif
+    _segments.push_back(seg);
+    _mainSegment = 0;
+  } else { //WLEDMM boundsonly
+    for (segment &seg : _segments) {
+      #ifndef WLED_DISABLE_2D
+      seg.start = 0;
+      seg.stop = Segment::maxWidth;
+      seg.startY = 0;
+      seg.stopY = Segment::maxHeight;
+      #else
+      seg.start = 0;
+      seg.stop = _length;
+      #endif
+    }
+  }
+
 }
 
 void WS2812FX::makeAutoSegments(bool forceReset) {
diff --git a/wled00/set.cpp b/wled00/set.cpp
index 526b1cf6..6b55c4b2 100644
--- a/wled00/set.cpp
+++ b/wled00/set.cpp
@@ -714,6 +714,7 @@ void handleSettingsSet(AsyncWebServerRequest *request, byte subPage)
       Segment::maxHeight = 1;
     }
     strip.setUpMatrix(); // will check limits
+    strip.resetSegments(true); //WLEDMM reset segments, boundsOnly!!
   }
   #endif
 
diff --git a/wled00/wled.h b/wled00/wled.h
index 4f0c27f8..764222fd 100644
--- a/wled00/wled.h
+++ b/wled00/wled.h
@@ -8,7 +8,7 @@
  */
 
 // version code in format yymmddb (b = daily build)
-#define VERSION 2302120
+#define VERSION 2302130
 
 //uncomment this if you have a "my_config.h" file you'd like to use
 //#define WLED_USE_MY_CONFIG
@@ -681,7 +681,7 @@ WLED_GLOBAL BusManager busses _INIT(BusManager());
 WLED_GLOBAL WS2812FX strip _INIT(WS2812FX());
 WLED_GLOBAL BusConfig* busConfigs[WLED_MAX_BUSSES+WLED_MIN_VIRTUAL_BUSSES] _INIT({nullptr}); //temporary, to remember values from network callback until after
 WLED_GLOBAL bool doInitBusses _INIT(false);
-WLED_GLOBAL bool loadLedmap _INIT(false);
+WLED_GLOBAL bool loadLedmap _INIT(false); //WLEDMM use as bool and use loadedLedmap for Nr
 WLED_GLOBAL uint8_t loadedLedmap _INIT(0); //WLEDMM default 0
 WLED_GLOBAL uint16_t ledMaps _INIT(0); // bitfield representation of available ledmaps