From 4f61ed205e47f9e7688dcdaff34b1d235f18e099 Mon Sep 17 00:00:00 2001
From: Miguel Risco-Castillo <mriscoc@users.noreply.github.com>
Date: Mon, 7 Aug 2023 16:16:33 -0500
Subject: [PATCH] =?UTF-8?q?=F0=9F=9A=B8=20UI=20Sound=20off/on=20with=20M30?=
 =?UTF-8?q?0=20E<0|1>=20(#26142)?=
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---
 Marlin/src/gcode/lcd/M300.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/Marlin/src/gcode/lcd/M300.cpp b/Marlin/src/gcode/lcd/M300.cpp
index 7ee811f0bdce..2658b52a7ce4 100644
--- a/Marlin/src/gcode/lcd/M300.cpp
+++ b/Marlin/src/gcode/lcd/M300.cpp
@@ -34,8 +34,19 @@
  *
  *  S<frequency> - (Hz) The frequency of the tone. 0 for silence.
  *  P<duration>  - (ms) The duration of the tone.
+ *
+ * With SOUND_MENU_ITEM:
+ *  E<0|1>       - Mute or enable sound
  */
 void GcodeSuite::M300() {
+
+  #if ENABLED(SOUND_MENU_ITEM)
+    if (parser.seen('E')) {
+      ui.sound_on = parser.value_bool();
+      return;
+    }
+  #endif
+
   const uint16_t frequency = parser.ushortval('S', 260);
   uint16_t duration = parser.ushortval('P', 1000);