diff --git a/UnleashedRecomp/CMakeLists.txt b/UnleashedRecomp/CMakeLists.txt
index 984a45d5..ccc9e8ff 100644
--- a/UnleashedRecomp/CMakeLists.txt
+++ b/UnleashedRecomp/CMakeLists.txt
@@ -38,6 +38,7 @@ set(SWA_KERNEL_CXX_SOURCES
     "kernel/xdm.cpp"
     "kernel/heap.cpp"
     "kernel/memory.cpp"
+    "kernel/platform.cpp"
     "kernel/xam.cpp"
     "kernel/io/file_system.cpp"
 )
diff --git a/UnleashedRecomp/cfg/config.h b/UnleashedRecomp/cfg/config.h
index 9422a86c..ea7c40a7 100644
--- a/UnleashedRecomp/cfg/config.h
+++ b/UnleashedRecomp/cfg/config.h
@@ -27,6 +27,7 @@ public:
     CONFIG_DEFINE_LOCALISED("Audio", float, EffectsVolume, 1.0f);
     CONFIG_DEFINE_ENUM_LOCALISED("Audio", EVoiceLanguage, VoiceLanguage, EVoiceLanguage::English);
     CONFIG_DEFINE_LOCALISED("Audio", bool, Subtitles, true);
+    CONFIG_DEFINE_LOCALISED("Audio", bool, MusicAttenuation, false);
     CONFIG_DEFINE_LOCALISED("Audio", bool, BattleTheme, true);
 
     CONFIG_DEFINE_ENUM("Video", EGraphicsAPI, GraphicsAPI, EGraphicsAPI::D3D12);
diff --git a/UnleashedRecomp/framework.h b/UnleashedRecomp/framework.h
index a8a87599..e870fec3 100644
--- a/UnleashedRecomp/framework.h
+++ b/UnleashedRecomp/framework.h
@@ -14,6 +14,13 @@
 #define SWA_API extern "C" SWA_DLLIMPORT
 #endif
 
+#define PROC_ADDRESS(libraryName, procName) \
+    GetProcAddress(LoadLibrary(TEXT(libraryName)), procName)
+
+#define LIB_FUNCTION(returnType, libraryName, procName, ...) \
+    typedef returnType _##procName(__VA_ARGS__); \
+    _##procName* procName = (_##procName*)PROC_ADDRESS(libraryName, #procName);
+
 template<typename T>
 void ByteSwap(T& value)
 {
@@ -66,4 +73,4 @@ constexpr size_t FirstBitLow(TValue value)
     }
 
     return 0;
-}
\ No newline at end of file
+}
diff --git a/UnleashedRecomp/kernel/platform.cpp b/UnleashedRecomp/kernel/platform.cpp
new file mode 100644
index 00000000..97c072f4
--- /dev/null
+++ b/UnleashedRecomp/kernel/platform.cpp
@@ -0,0 +1,24 @@
+#include <kernel/platform.h>
+
+#if _WIN32
+LIB_FUNCTION(LONG, "ntdll.dll", RtlGetVersion, PRTL_OSVERSIONINFOW);
+#endif
+
+PlatformVersion GetPlatformVersion()
+{
+    auto result = PlatformVersion{};
+
+#if _WIN32
+    OSVERSIONINFOEXW osvi = { 0 };
+    osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEXW);
+
+    if (RtlGetVersion((PRTL_OSVERSIONINFOW)&osvi) != 0)
+        return result;
+
+    result.Major = osvi.dwMajorVersion;
+    result.Minor = osvi.dwMinorVersion;
+    result.Build = osvi.dwBuildNumber;
+#endif
+
+    return result;
+}
diff --git a/UnleashedRecomp/kernel/platform.h b/UnleashedRecomp/kernel/platform.h
new file mode 100644
index 00000000..a03379a1
--- /dev/null
+++ b/UnleashedRecomp/kernel/platform.h
@@ -0,0 +1,11 @@
+#pragma once
+
+struct PlatformVersion
+{
+public:
+    uint32_t Major{};
+    uint32_t Minor{};
+    uint32_t Build{};
+};
+
+extern PlatformVersion GetPlatformVersion();
diff --git a/UnleashedRecomp/locale/config_locale.h b/UnleashedRecomp/locale/config_locale.h
index aa0c3b72..027976b6 100644
--- a/UnleashedRecomp/locale/config_locale.h
+++ b/UnleashedRecomp/locale/config_locale.h
@@ -166,6 +166,11 @@ CONFIG_DEFINE_LOCALE(EffectsVolume)
     { ELanguage::English, { "Effects Volume", "Adjust the volume for sound effects." } }
 };
 
+CONFIG_DEFINE_LOCALE(MusicAttenuation)
+{
+    { ELanguage::English, { "Music Attenuation", "Fade out the game's music when external media is playing." } }
+};
+
 CONFIG_DEFINE_LOCALE(VoiceLanguage)
 {
     { ELanguage::English, { "Voice Language", "Change the language used for character voices." } }
diff --git a/UnleashedRecomp/locale/locale.h b/UnleashedRecomp/locale/locale.h
index 6e3a4253..e7067c4a 100644
--- a/UnleashedRecomp/locale/locale.h
+++ b/UnleashedRecomp/locale/locale.h
@@ -59,6 +59,12 @@ inline static std::unordered_map<std::string, std::unordered_map<ELanguage, std:
         {
             { ELanguage::English, "This option is not available without MSAA." }
         }
+    },
+    {
+        "Options_Desc_OSNotSupported",
+        {
+            { ELanguage::English, "This option is not supported by your operating system." }
+        }
     }
 };
 
diff --git a/UnleashedRecomp/patches/audio_patches.cpp b/UnleashedRecomp/patches/audio_patches.cpp
index a2a721f6..dfca6fca 100644
--- a/UnleashedRecomp/patches/audio_patches.cpp
+++ b/UnleashedRecomp/patches/audio_patches.cpp
@@ -1,9 +1,48 @@
 #include <cpu/guest_code.h>
 #include <cfg/config.h>
 #include <kernel/function.h>
+#include <kernel/platform.h>
 #include <patches/audio_patches.h>
 #include <api/SWA.h>
 
+#if _WIN32
+#include <winrt/Windows.Foundation.h>
+#include <winrt/Windows.Media.Control.h>
+
+using namespace winrt;
+using namespace Windows::Foundation;
+using namespace Windows::Media::Control;
+
+GlobalSystemMediaTransportControlsSessionManager m_sessionManager = nullptr;
+
+GlobalSystemMediaTransportControlsSessionManager GetSessionManager()
+{
+    if (m_sessionManager)
+        return m_sessionManager;
+
+    init_apartment();
+
+    return m_sessionManager = GlobalSystemMediaTransportControlsSessionManager::RequestAsync().get();
+}
+
+GlobalSystemMediaTransportControlsSession GetCurrentSession()
+{
+    return GetSessionManager().GetCurrentSession();
+}
+
+bool IsExternalAudioPlaying()
+{
+    auto session = GetCurrentSession();
+
+    if (!session)
+        return false;
+
+    return session.GetPlaybackInfo().PlaybackStatus() == GlobalSystemMediaTransportControlsSessionPlaybackStatus::Playing;
+}
+
+int AudioPatches::m_isAttenuationSupported = -1;
+#endif
+
 be<float>* GetVolume(bool isMusic = true)
 {
     auto ppUnkClass = (be<uint32_t>*)g_memory.Translate(0x83362FFC);
@@ -15,6 +54,22 @@ be<float>* GetVolume(bool isMusic = true)
     return (be<float>*)g_memory.Translate(4 * ((int)isMusic + 0x1C) + ((be<uint32_t>*)g_memory.Translate(ppUnkClass->get() + 4))->get());
 }
 
+bool AudioPatches::CanAttenuate()
+{
+#if _WIN32
+    if (m_isAttenuationSupported >= 0)
+        return m_isAttenuationSupported;
+
+    auto version = GetPlatformVersion();
+
+    m_isAttenuationSupported = version.Major == 10 && version.Build >= 17763;
+
+    return m_isAttenuationSupported;
+#else
+    return false;
+#endif
+}
+
 void AudioPatches::Update(float deltaTime)
 {
     auto pMusicVolume = GetVolume();
@@ -23,8 +78,27 @@ void AudioPatches::Update(float deltaTime)
     if (!pMusicVolume || !pEffectsVolume)
         return;
 
-    *pMusicVolume = Config::MusicVolume;
-    *pEffectsVolume = Config::EffectsVolume;
+#if _WIN32
+    if (Config::MusicAttenuation && CanAttenuate())
+    {
+        auto time = 1.0f - expf(2.5f * -deltaTime);
+
+        if (IsExternalAudioPlaying())
+        {
+            *pMusicVolume = std::lerp(*pMusicVolume, 0.0f, time);
+        }
+        else
+        {
+            *pMusicVolume = std::lerp(*pMusicVolume, Config::MusicVolume, time);
+        }
+    }
+    else
+#endif
+    {
+        *pMusicVolume = Config::MusicVolume;
+    }
+
+    *pEffectsVolume = Config::SEVolume;
 }
 
 // Stub volume setter.
diff --git a/UnleashedRecomp/patches/audio_patches.h b/UnleashedRecomp/patches/audio_patches.h
index 4397c391..e28ec90e 100644
--- a/UnleashedRecomp/patches/audio_patches.h
+++ b/UnleashedRecomp/patches/audio_patches.h
@@ -2,6 +2,10 @@
 
 class AudioPatches
 {
+protected:
+    static int m_isAttenuationSupported;
+
 public:
+    static bool CanAttenuate();
     static void Update(float deltaTime);
 };
diff --git a/UnleashedRecomp/ui/options_menu.cpp b/UnleashedRecomp/ui/options_menu.cpp
index 16fa6cc4..e16fb42e 100644
--- a/UnleashedRecomp/ui/options_menu.cpp
+++ b/UnleashedRecomp/ui/options_menu.cpp
@@ -9,6 +9,8 @@
 #include <kernel/memory.h>
 #include <locale/locale.h>
 
+#include <patches/audio_patches.h>
+
 constexpr float COMMON_PADDING_POS_Y = 118.0f;
 constexpr float COMMON_PADDING_POS_X = 30.0f;
 constexpr float INFO_CONTAINER_POS_X = 870.0f;
@@ -869,6 +871,7 @@ static void DrawConfigOptions()
         DrawConfigOption(rowCount++, yOffset, &Config::EffectsVolume, true);
         DrawConfigOption(rowCount++, yOffset, &Config::VoiceLanguage, OptionsMenu::s_pauseMenuType == SWA::eMenuType_WorldMap, cmnReason);
         DrawConfigOption(rowCount++, yOffset, &Config::Subtitles, true);
+        DrawConfigOption(rowCount++, yOffset, &Config::MusicAttenuation, AudioPatches::CanAttenuate(), &Localise("Options_Desc_OSNotSupported"));
         DrawConfigOption(rowCount++, yOffset, &Config::BattleTheme, true);
         break;
     case 3: // VIDEO