diff --git a/server/2015Remote/2015Remote.rc b/server/2015Remote/2015Remote.rc
index 8865c9f..b151db5 100644
Binary files a/server/2015Remote/2015Remote.rc and b/server/2015Remote/2015Remote.rc differ
diff --git a/server/2015Remote/ScreenSpyDlg.cpp b/server/2015Remote/ScreenSpyDlg.cpp
index f31f33d..0f4bb7f 100644
--- a/server/2015Remote/ScreenSpyDlg.cpp
+++ b/server/2015Remote/ScreenSpyDlg.cpp
@@ -741,6 +741,9 @@ BOOL CScreenSpyDlg::PreTranslateMessage(MSG* pMsg)
         if (pMsg->wParam != VK_LWIN && pMsg->wParam != VK_RWIN) {
             SendScaledMouseMessage(pMsg, true);
         }
+		if (pMsg->message == WM_SYSKEYDOWN && pMsg->wParam == VK_F4) {
+			return TRUE; // 屏蔽 Alt + F4
+		}
         if (pMsg->wParam == VK_RETURN || pMsg->wParam == VK_ESCAPE)
             return TRUE;// 屏蔽Enter和ESC关闭对话
         break;
@@ -987,7 +990,7 @@ void CScreenSpyDlg::EnterFullScreen()
         // 7. 标记全屏模式
         m_bFullScreen = true;
 
-        SetTimer(1, 100, NULL);
+        SetTimer(1, 50, NULL);
     }
 }
 
diff --git a/server/2015Remote/ToolbarDlg.cpp b/server/2015Remote/ToolbarDlg.cpp
index 3baadde..55d33d9 100644
--- a/server/2015Remote/ToolbarDlg.cpp
+++ b/server/2015Remote/ToolbarDlg.cpp
@@ -22,7 +22,9 @@ void CToolbarDlg::DoDataExchange(CDataExchange* pDX)
 BEGIN_MESSAGE_MAP(CToolbarDlg, CDialogEx)
 	ON_BN_CLICKED(IDC_BTN_EXIT_FULLSCREEN, &CToolbarDlg::OnBnClickedExitFullscreen)
 	ON_BN_CLICKED(CONTROL_BTN_ID, &CToolbarDlg::OnBnClickedCtrl)
+	ON_BN_CLICKED(IDC_BTN_MINIMIZE, &CToolbarDlg::OnBnClickedMinimize)
 	ON_BN_CLICKED(IDC_BTN_CLOSE, &CToolbarDlg::OnBnClickedClose)
+	ON_WM_ERASEBKGND()
 END_MESSAGE_MAP()
 
 void CToolbarDlg::CheckMousePosition()
@@ -30,24 +32,44 @@ void CToolbarDlg::CheckMousePosition()
 	CPoint pt;
 	GetCursorPos(&pt);
 
-	if (pt.y <= 2) {
+	int cxScreen = GetSystemMetrics(SM_CXSCREEN);
+
+	// 计算按钮群的总宽度 (4个按钮 + 间距)
+	int totalWidth = 80 * 4 + 10 * 3;
+	int leftBound = (cxScreen - totalWidth) / 2;
+	int rightBound = (cxScreen + totalWidth) / 2;
+
+	// 只有在按钮对应的横向范围内从下往上扫到顶端才弹出
+	if (pt.y <= 2 && pt.x >= leftBound && pt.x <= rightBound) {
 		if (!m_bVisible) SlideIn();
 	}
-	else if (pt.y > m_nHeight + 20) {
+	// 鼠标离开工具栏范围（或者在工具栏左右两侧）时隐藏
+	else if (pt.y > m_nHeight + 10 || pt.x < leftBound - 50 || pt.x > rightBound + 50) {
 		if (m_bVisible) SlideOut();
 	}
 }
 
 void CToolbarDlg::SlideIn()
 {
+	if (m_bVisible) return;
 	m_bVisible = true;
-	ShowWindow(SW_SHOWNOACTIVATE);
 
+	// 获取屏幕宽度，确保位置正确
 	int cx = GetSystemMetrics(SM_CXSCREEN);
-	for (int y = -m_nHeight; y <= 0; y += 8) {
-		SetWindowPos(&wndTopMost, 0, y, cx, m_nHeight, SWP_NOACTIVATE);
-		Sleep(100);
+
+	// 动画：从 -m_nHeight 移动到 0
+	// 步进加大（10像素），等待时间极短（10-15ms）
+	for (int i = -m_nHeight; i <= 0; i += 10) {
+		// 使用 SWP_NOACTIVATE 极其重要，防止夺取焦点导致的界面闪烁
+		SetWindowPos(&wndTopMost, 0, i, cx, m_nHeight, SWP_SHOWWINDOW | SWP_NOACTIVATE);
+
+		// 强制窗口立即重绘按钮，否则背景会是一片漆黑直到动画结束
+		UpdateWindow();
+
+		Sleep(10); // 10ms 是人眼感知的流畅极限
 	}
+
+	// 确保最终位置精准在 0
 	SetWindowPos(&wndTopMost, 0, 0, cx, m_nHeight, SWP_NOACTIVATE);
 }
 
@@ -56,7 +78,7 @@ void CToolbarDlg::SlideOut()
 	int cx = GetSystemMetrics(SM_CXSCREEN);
 	for (int y = 0; y >= -m_nHeight; y -= 8) {
 		SetWindowPos(&wndTopMost, 0, y, cx, m_nHeight, SWP_NOACTIVATE);
-		Sleep(100);
+		Sleep(50);
 	}
 	ShowWindow(SW_HIDE);
 	m_bVisible = false;
@@ -85,30 +107,54 @@ BOOL CToolbarDlg::OnInitDialog()
 {
 	CDialogEx::OnInitDialog();
 
-	// 设置分层窗口样式
+	// 1. 设置分层窗口样式
 	ModifyStyleEx(0, WS_EX_LAYERED);
 
-	// 设置透明度 (0-255)
-	SetLayeredWindowAttributes(0, 100, LWA_ALPHA);
+	// 2. 关键设置：使用 LWA_COLORKEY 和 LWA_ALPHA 混合
+	// RGB(255, 0, 255) 是品红色，我们将它定义为“透明色”
+	// 255 代表按钮部分完全不透明（如果你想要按钮也半透明，可以改成 150-200）
+	SetLayeredWindowAttributes(RGB(255, 0, 255), 255, LWA_COLORKEY | LWA_ALPHA);
 
-	// 按钮居中代码...
+	// --- 按钮布局代码 (保持不变) ---
 	int cx = GetSystemMetrics(SM_CXSCREEN);
 	int btnWidth = 80;
 	int btnHeight = 28;
 	int btnSpacing = 10;
-	int totalWidth = btnWidth * 3 + btnSpacing * 2;
+	int totalWidth = btnWidth * 4 + btnSpacing * 3;
 	int startX = (cx - totalWidth) / 2;
 	int y = (m_nHeight - btnHeight) / 2;
 
-	GetDlgItem(IDC_BTN_EXIT_FULLSCREEN)->SetWindowPos(NULL,
-		startX, y, btnWidth, btnHeight, SWP_NOZORDER);
-	GetDlgItem(CONTROL_BTN_ID)->SetWindowPos(NULL,
-		startX + btnWidth + btnSpacing, y, btnWidth, btnHeight, SWP_NOZORDER);
-	GetDlgItem(IDC_BTN_CLOSE)->SetWindowPos(NULL,
-		startX + (btnWidth + btnSpacing) * 2, y, btnWidth, btnHeight, SWP_NOZORDER);
+	GetDlgItem(IDC_BTN_EXIT_FULLSCREEN)->SetWindowPos(NULL, startX, y, btnWidth, btnHeight, SWP_NOZORDER);
 
+	int nextX = startX + btnWidth + btnSpacing;
+	GetDlgItem(CONTROL_BTN_ID)->SetWindowPos(NULL, nextX, y, btnWidth, btnHeight, SWP_NOZORDER);
+
+	nextX += btnWidth + btnSpacing;
+	GetDlgItem(IDC_BTN_MINIMIZE)->SetWindowPos(NULL, nextX, y, btnWidth, btnHeight, SWP_NOZORDER); // 放置最小化按钮
+
+	nextX += btnWidth + btnSpacing;
+	GetDlgItem(IDC_BTN_CLOSE)->SetWindowPos(NULL, nextX, y, btnWidth, btnHeight, SWP_NOZORDER);
+
+	// 设置控制按钮文本
 	CScreenSpyDlg* pParent = (CScreenSpyDlg*)GetParent();
 	GetDlgItem(CONTROL_BTN_ID)->SetWindowTextA(pParent->m_bIsCtrl ? "暂停控制" : "控制屏幕");
 
 	return TRUE;
 }
+
+void CToolbarDlg::OnBnClickedMinimize()
+{
+	// 隐藏工具栏自身并最小化父窗口
+	ShowWindow(SW_HIDE);
+	m_bVisible = false;
+	GetParent()->ShowWindow(SW_MINIMIZE);
+}
+
+BOOL CToolbarDlg::OnEraseBkgnd(CDC* pDC)
+{
+	CRect rect;
+	GetClientRect(&rect);
+	// 使用我们在 SetLayeredWindowAttributes 中定义的颜色填充背景
+	pDC->FillSolidRect(rect, RGB(255, 0, 255));
+	return TRUE;
+}
diff --git a/server/2015Remote/ToolbarDlg.h b/server/2015Remote/ToolbarDlg.h
index 09b08fc..3788caf 100644
--- a/server/2015Remote/ToolbarDlg.h
+++ b/server/2015Remote/ToolbarDlg.h
@@ -4,6 +4,8 @@
 class CToolbarDlg : public CDialogEx
 {
 	DECLARE_DYNAMIC(CToolbarDlg)
+private:
+	int m_lastY = 0; // 记录上一次的 Y 坐标
 
 public:
 	CToolbarDlg(CWnd* pParent = nullptr);
@@ -25,6 +27,8 @@ protected:
 public:
 	afx_msg void OnBnClickedExitFullscreen();
 	afx_msg void OnBnClickedCtrl();
+	afx_msg void OnBnClickedMinimize();
 	afx_msg void OnBnClickedClose();
+	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
 	virtual BOOL OnInitDialog();
 };
diff --git a/server/2015Remote/resource.h b/server/2015Remote/resource.h
index a2c8781..a7066a9 100644
Binary files a/server/2015Remote/resource.h and b/server/2015Remote/resource.h differ