diff --git a/platformio.ini b/platformio.ini
index 743ad15b..bbb688c8 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -2293,11 +2293,15 @@ build_flags = ${common.build_flags} ${esp32s3.build_flags} -Wno-misleading-inden
   ${common_mm.build_disable_sync_interfaces}
   -D WLEDMM_FASTPATH ; WLEDMM experimental option. Reduces audio lag (latency), and allows for faster LED framerates. May break compatibility with previous versions.
   -D WLEDMM_SAVE_FLASH
+  -D JSON_BUFFER_SIZE=18432  ;; reduce JSON buffer space, to gain some free RAM
+  -D SR_DMTYPE=254 ;; set AR default mode to 'Network Receive Only' to prevent driver conflicts, and to avoid allocating FFT buffers
   ; -D WLED_DEBUG
   ; -D SR_DEBUG
 lib_deps = ${esp32s3.lib_deps} ${common_mm.lib_deps_S}
     ${common_mm.HUB75_lib_deps}
     ${common_mm.animartrix_lib_deps}
+lib_ignore = IRremoteESP8266 ; use with WLED_DISABLE_INFRARED for faster compilation
+  ;; ${common_mm.DMXin_lib_ignore}
 board_build.f_flash = 80000000L
 board_build.flash_mode = dio
 board_build.partitions = ${esp32.extended_partitions} ;; 1.65MB firmware, 700KB filesystem
@@ -2344,7 +2348,9 @@ build_flags = ${common.build_flags} ${esp32s3.build_flags} -Wno-misleading-inden
   -D HW_PIN_SDA=42 ;; ESP32-S3 default: SDA = 8
   -D HW_PIN_SCL=41 ;; ESP32-S3 default: SCL = 9
   -D AUDIOPIN=-1
-  -D SR_DMTYPE=1 -D I2S_SDPIN=16 -D I2S_CKPIN=17 -D I2S_WSPIN=47 -D MCLK_PIN=40
+  -D JSON_BUFFER_SIZE=18432  ;; reduce JSON buffer space, to gain some free RAM
+  -D SR_DMTYPE=254 ;; set AR default mode to 'Network Receive Only' to prevent driver conflicts, and to avoid allocating FFT buffers
+  -D I2S_SDPIN=16 -D I2S_CKPIN=17 -D I2S_WSPIN=47 -D MCLK_PIN=40
   -D ES7243_SDAPIN=8 -D ES7243_SCLPIN=18
   ; -D WLED_DEBUG
   ; -D SR_DEBUG
@@ -2352,6 +2358,8 @@ build_flags = ${common.build_flags} ${esp32s3.build_flags} -Wno-misleading-inden
 lib_deps = ${esp32s3.lib_deps} ${common_mm.lib_deps_S}  ${common_mm.lib_deps_V4_M}
      ${common_mm.HUB75_lib_deps}
      ${common_mm.animartrix_lib_deps}
+lib_ignore = IRremoteESP8266 ; use with WLED_DISABLE_INFRARED for faster compilation
+  ;; ${common_mm.DMXin_lib_ignore}
 
 ;lib_ignore = IRremoteESP8266 ; use with WLED_DISABLE_INFRARED for faster compilation
 board_build.partitions = tools/WLED_ESP32_8MB.csv