diff --git a/cmake/sourcelist.cmake b/cmake/sourcelist.cmake
index 0872c3681..ffc7cdce1 100644
--- a/cmake/sourcelist.cmake
+++ b/cmake/sourcelist.cmake
@@ -268,6 +268,7 @@ set(SOURCES
 	include/RE/B/BSStringPool.h
 	include/RE/B/BSSystemFile.h
 	include/RE/B/BSSystemFileStorage.h
+	include/RE/B/BSSystemUtility.h
 	include/RE/B/BSTAnimationGraphDataChannel.h
 	include/RE/B/BSTArray.h
 	include/RE/B/BSTCaseInsensitiveStringMap.h
@@ -306,6 +307,7 @@ set(SOURCES
 	include/RE/B/BSWin32KeyboardDevice.h
 	include/RE/B/BSWin32MouseDevice.h
 	include/RE/B/BSWin32SaveDataSystemUtility.h
+	include/RE/B/BSWin32SystemUtility.h
 	include/RE/B/BSWin32VirtualKeyboardDevice.h
 	include/RE/B/BSXAudio2GameSound.h
 	include/RE/B/BSXFlags.h
@@ -346,6 +348,7 @@ set(SOURCES
 	include/RE/B/bhkThreadMemorySource.h
 	include/RE/B/bhkWorld.h
 	include/RE/B/bhkWorldObject.h
+	include/RE/C/CCallback.h
 	include/RE/C/CFilter.h
 	include/RE/C/CRC.h
 	include/RE/C/Calendar.h
diff --git a/include/RE/B/BSSystemUtility.h b/include/RE/B/BSSystemUtility.h
new file mode 100644
index 000000000..a7bc8b590
--- /dev/null
+++ b/include/RE/B/BSSystemUtility.h
@@ -0,0 +1,47 @@
+#pragma once
+
+#include "RE/B/BSTEvent.h"
+
+namespace RE
+{
+	class BSSystemEvent;
+	struct BSGamepadEvent;
+
+	class BSSystemUtility :
+		public BSTEventSink<BSGamepadEvent>,  // 000
+		public BSTEventSource<BSSystemEvent>  // 008
+	{
+	public:
+		virtual ~BSSystemUtility();  // 00
+
+		// override (BSTEventSink<BSGamepadEvent>)
+		BSEventNotifyControl ProcessEvent(const BSGamepadEvent* a_event, BSTEventSource<BSGamepadEvent>* a_eventSource);  // 01
+
+		// add
+		virtual void GetAuthenticationInfo(char*& userAuthID, std::uint64_t& size);  // 02
+		virtual void Func03(void);                                                   // 03
+		virtual void DoInitialize();                                                 // 04
+		virtual void Func05(void);                                                   // 05
+		virtual void DoUpdate();                                                     // 06
+		virtual void Func07(void);                                                   // 07
+		virtual void DoGetUserName(char* buffer, std::uint64_t size);                // 08
+		virtual void Func09(void);                                                   // 09
+		virtual void Func0A(void);                                                   // 0A
+		virtual void Func0B(void);                                                   // 0B
+		virtual void Func0C(void);                                                   // 0C
+		virtual void DoGetComputerName(char* buffer, std::uint64_t size);            // 0D
+		virtual void Func0E(void);                                                   // 0E
+		virtual void Func0F(void);                                                   // 0F
+		virtual void DoAuthenticateUser();                                           // 10
+		virtual void Func11(void);                                                   // 11
+		virtual bool Func12();                                                       // 12 - added in 1.6.1130
+
+		// members
+		std::uint64_t unk060[24];  // 060
+		std::uint8_t  unk120;      // 120 - added in 1.6.1130
+		std::uint8_t  unk121;      // 121 - added in 1.6.1130
+		std::uint16_t pad122;      // 122
+		std::uint32_t pad124;      // 124
+	};
+	static_assert(sizeof(BSSystemUtility) == 0x128);
+}
diff --git a/include/RE/B/BSVirtualKeyboardDevice.h b/include/RE/B/BSVirtualKeyboardDevice.h
index 9ecf7e43d..775929b55 100644
--- a/include/RE/B/BSVirtualKeyboardDevice.h
+++ b/include/RE/B/BSVirtualKeyboardDevice.h
@@ -7,6 +7,18 @@ namespace RE
 	class BSVirtualKeyboardDevice : public BSKeyboardDevice
 	{
 	public:
+		struct kbInfo
+		{
+			using DoneCallback = void(void*, const char*);
+			using CancelCallback = void();
+
+			const char*     startingText;    // 00
+			DoneCallback*   doneCallback;    // 08
+			CancelCallback* cancelCallback;  // 10
+			void*           userParam;       // 18
+			std::uint32_t   maxChars;        // 20
+		};
+
 		inline static constexpr auto RTTI = RTTI_BSVirtualKeyboardDevice;
 
 		~BSVirtualKeyboardDevice() override;  // 00
@@ -16,9 +28,9 @@ namespace RE
 		void Unk_0A(void) override;  // 0A - { return; }
 
 		// add
-		virtual void Unk_0B(void) = 0;  // 0B
-		virtual void Unk_0C(void) = 0;  // 0C
-		virtual void Unk_0D(void) = 0;  // 0D
+		virtual void Start(const kbInfo* info) = 0;  // 0B
+		virtual void Stop() = 0;                     // 0C
+		virtual void UserCancelled() = 0;            // 0D
 	};
 	static_assert(sizeof(BSVirtualKeyboardDevice) == 0x70);
 }
diff --git a/include/RE/B/BSWin32SystemUtility.h b/include/RE/B/BSWin32SystemUtility.h
new file mode 100644
index 000000000..8ba913e60
--- /dev/null
+++ b/include/RE/B/BSWin32SystemUtility.h
@@ -0,0 +1,66 @@
+#pragma once
+
+#include "RE/B/BSSystemUtility.h"
+#include "RE/B/BSVirtualKeyboardDevice.h"
+#include "RE/C/CCallback.h"
+
+class ISteamClient;
+class ISteamUtils;
+struct EncryptedAppTicketResponse_t;
+struct FloatingGamepadTextInputDismissed_t;
+struct GameOverlayActivated_t;
+struct GamepadTextInputDismissed_t;
+
+using HSteamPipe = std::int32_t;
+
+namespace RE
+{
+	class BSWin32SystemUtility : public BSSystemUtility
+	{
+	public:
+		template <class P>
+		using SteamCallback = CCallback<BSWin32SystemUtility, P, false>;
+		template <class P>
+		using SteamCallResult = CCallResult<BSWin32SystemUtility, P>;
+
+		using VirtualKeyboardDoneCallback = void(void*, const char*);
+		using VirtualKeyboardCancelCallback = void();
+
+		virtual ~BSWin32SystemUtility();  // 00
+
+		// override (BSSystemUtility)
+		void GetAuthenticationInfo(char*& userAuthID, std::uint64_t& size) override;  // 02
+		void DoInitialize() override;                                                 // 04
+		void DoUpdate() override;                                                     // 06
+		void DoGetUserName(char* buffer, std::uint64_t size) override;                // 08
+		void DoGetComputerName(char* buffer, std::uint64_t size) override;            // 0D
+		void DoAuthenticateUser() override;                                           // 10
+		bool Func12() override;                                                       // 12
+
+		[[nodiscard]] static BSWin32SystemUtility* GetSingleton()
+		{
+			using func_t = decltype(&BSWin32SystemUtility::GetSingleton);
+			REL::Relocation<func_t> func{ Offset::BSWin32SystemUtility::GetSingleton };
+			return func();
+		}
+
+		// members
+		SteamCallback<GameOverlayActivated_t>              steamcallback_GameOverlayActivated;               // 128
+		SteamCallback<FloatingGamepadTextInputDismissed_t> steamcallback_FloatingGamepadTextInputDismissed;  // 150 - added in 1.6.1130
+		SteamCallback<GamepadTextInputDismissed_t>         steamcallback_GamepadTextInputDismissed;          // 178 - added in 1.6.1130
+		SteamCallResult<EncryptedAppTicketResponse_t>      steamcallresult_EncryptedAppTicketResponse;       // 1A0
+		VirtualKeyboardDoneCallback*                       virtualKeyboardDone;                              // 1D0 - added in 1.6.1130
+		VirtualKeyboardCancelCallback*                     virtualKeyboardCancel;                            // 1D8 - added in 1.6.1130
+		void*                                              virtualKeyboardUserParam;                         // 1E0 - added in 1.6.1130
+		bool                                               steamAPIInitialized;                              // 1E8 - added in 1.6.1130
+		std::uint8_t                                       pad1E9;                                           // 1E9
+		std::uint16_t                                      pad1EA;                                           // 1EA
+		std::uint32_t                                      pad1EC;                                           // 1EC
+		ISteamClient*                                      steamClient;                                      // 1F0 - added in 1.6.1130
+		HSteamPipe                                         steamPipe;                                        // 1F8 - added in 1.6.1130
+		std::uint32_t                                      pad1FC;                                           // 1FC
+		ISteamUtils*                                       steamUtils;                                       // 200 - added in 1.6.1130
+		bool                                               isRunningOnSteamDeck;                             // 208 - added in 1.6.1130
+	};
+	static_assert(sizeof(BSWin32SystemUtility) == 0x210);
+}
diff --git a/include/RE/B/BSWin32VirtualKeyboardDevice.h b/include/RE/B/BSWin32VirtualKeyboardDevice.h
index 44fa38563..57fce80da 100644
--- a/include/RE/B/BSWin32VirtualKeyboardDevice.h
+++ b/include/RE/B/BSWin32VirtualKeyboardDevice.h
@@ -12,13 +12,13 @@ namespace RE
 		~BSWin32VirtualKeyboardDevice() override;  // 00
 
 		// override (BSVirtualKeyboardDevice)
-		void Initialize() override;             // 01 - { return; }
-		void Poll(float a_timeDelta) override;  // 02 - { return; }
-		void Shutdown() override;               // 03 - { return; }
-		void ClearInputState() override;        // 08 - { return; }
-		void Unk_0B(void) override;             // 0B - { return; }
-		void Unk_0C(void) override;             // 0C - { return; }
-		void Unk_0D(void) override;             // 0D - { return; }
+		void Initialize() override;               // 01 - { return; }
+		void Poll(float a_timeDelta) override;    // 02 - { return; }
+		void Shutdown() override;                 // 03 - { return; }
+		void ClearInputState() override;          // 08 - { return; }
+		void Start(const kbInfo* info) override;  // 0B - { return; }
+		void Stop() override;                     // 0C - { return; }
+		void UserCancelled() override;            // 0D - { return; }
 	};
 	static_assert(sizeof(BSWin32VirtualKeyboardDevice) == 0x70);
 }
diff --git a/include/RE/C/CCallback.h b/include/RE/C/CCallback.h
new file mode 100644
index 000000000..16cc79e2d
--- /dev/null
+++ b/include/RE/C/CCallback.h
@@ -0,0 +1,64 @@
+#pragma once
+
+using SteamAPICall_t = std::uint64_t;
+
+namespace RE
+{
+	class CCallbackBase
+	{
+	public:
+		enum
+		{
+			k_ECallbackFlagsRegistered = 0x01,
+			k_ECallbackFlagsGameServer = 0x02
+		};
+
+		virtual void Run(void* vParam);                                               // 01
+		virtual void Run(void* vParam, bool ioFailure, SteamAPICall_t steamAPICall);  // 00
+		virtual int  GetCallbackSizeBytes();                                          // 02
+
+		// members
+		std::uint8_t  callbackFlags;  // 08
+		std::uint8_t  pad09;          // 09
+		std::uint16_t pad0A;          // 0A
+		std::int32_t  iCallback;      // 0C
+	};
+	static_assert(sizeof(CCallbackBase) == 0x10);
+
+	template <class T, class P>
+	class CCallResult : public CCallbackBase
+	{
+	public:
+		using func_t = void (T::*)(P*);
+
+		// override (CCallbackBase)
+		void Run(void* vParam) override;                                               // 01
+		void Run(void* vParam, bool ioFailure, SteamAPICall_t steamAPICall) override;  // 00
+		int  GetCallbackSizeBytes() override;                                          // 02
+
+		SteamAPICall_t apiCall;  // 10
+		T*             obj;      // 18
+		func_t         func;     // 20
+	};
+	// size == 0x30
+
+	template <class T, class P, bool bGameserver = false>
+	class CCallback : public CCallbackBase
+	{
+	public:
+		using func_t = void (T::*)(P*);
+
+		// override (CCallbackBase)
+		void Run(void* vParam) override;                                               // 01
+		void Run(void* vParam, bool ioFailure, SteamAPICall_t steamAPICall) override;  // 00
+		int  GetCallbackSizeBytes() override;                                          // 02
+
+		// add
+		virtual ~CCallback();  // 03
+
+		// members
+		T*     pObj;  // 10
+		func_t func;  // 18
+	};
+	// size == 0x28
+}
diff --git a/include/RE/Offsets.h b/include/RE/Offsets.h
index ce9370d06..fcf1a6ca5 100644
--- a/include/RE/Offsets.h
+++ b/include/RE/Offsets.h
@@ -346,6 +346,11 @@ namespace RE
 			inline constexpr REL::ID GetSingleton(static_cast<std::uint64_t>(109278));
 		}
 
+		namespace BSWin32SystemUtility
+		{
+			inline constexpr REL::ID GetSingleton(static_cast<std::uint64_t>(109206));
+		}
+
 		namespace Calendar
 		{
 			inline constexpr REL::ID Singleton(static_cast<std::uint64_t>(400447));
diff --git a/include/RE/Skyrim.h b/include/RE/Skyrim.h
index 92dfb4cf5..98c27b715 100644
--- a/include/RE/Skyrim.h
+++ b/include/RE/Skyrim.h
@@ -270,6 +270,7 @@
 #include "RE/B/BSStringPool.h"
 #include "RE/B/BSSystemFile.h"
 #include "RE/B/BSSystemFileStorage.h"
+#include "RE/B/BSSystemUtility.h"
 #include "RE/B/BSTAnimationGraphDataChannel.h"
 #include "RE/B/BSTArray.h"
 #include "RE/B/BSTCaseInsensitiveStringMap.h"
@@ -308,6 +309,7 @@
 #include "RE/B/BSWin32KeyboardDevice.h"
 #include "RE/B/BSWin32MouseDevice.h"
 #include "RE/B/BSWin32SaveDataSystemUtility.h"
+#include "RE/B/BSWin32SystemUtility.h"
 #include "RE/B/BSWin32VirtualKeyboardDevice.h"
 #include "RE/B/BSXAudio2GameSound.h"
 #include "RE/B/BSXFlags.h"
@@ -348,6 +350,7 @@
 #include "RE/B/bhkThreadMemorySource.h"
 #include "RE/B/bhkWorld.h"
 #include "RE/B/bhkWorldObject.h"
+#include "RE/C/CCallback.h"
 #include "RE/C/CFilter.h"
 #include "RE/C/CRC.h"
 #include "RE/C/Calendar.h"