diff --git a/platformio.ini b/platformio.ini
index 273759e9..2802084e 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -1094,7 +1094,7 @@ build_unflags =
 
 
 ; bin entries (with WLED_RELEASE_NAME)
-
+;; ESP32, 4MB, optimized for speed, basic features and audioreactive only
 [env:esp32_4MB_S]
 extends = esp32_4MB_S_base
 build_unflags = ${esp32_4MB_S_base.build_unflags}
@@ -1109,12 +1109,15 @@ build_flags = ${esp32_4MB_S_base.build_flags}
   -D WLED_DISABLE_LOXONE
   ;-D WLED_DISABLE_MQTT
   ;-D WLED_DISABLE_INFRARED
+  ;WLEDMM: disable the next two lines if you don't need "net Debug". It will free ~2% of flash
+  -D WLED_DEBUG_HOST='"192.168.x.x"' ;; to send debug messages over network to host 192.168.x.y - FQDN is also possible
+  -D WLED_DEBUG_PORT=1768 ;; port for network debugging. default = 7868
 ;; normal build
 ; RAM:   [===       ]  25.0% (used 81988 bytes from 327680 bytes)
 ; Flash: [========= ]  87.4% (used 1374677 bytes from 1572864 bytes) WLEDMM: Earlier 85.7
 ;; optimized-for-speed build
-; RAM:   [===       ]  25.1% (used 82092 bytes from 327680 bytes)
-; Flash: [==========]  98.8% (used 1553629 bytes from 1572864 bytes)
+; RAM:   [===       ]  25.8% (used 84628 bytes from 327680 bytes)
+; Flash: [==========]  99.4% (used 1562869 bytes from 1572864 bytes)
 
 [env:esp32_4MB_M]
 extends = esp32_4MB_M_base