diff --git a/DDrawCompat/Config/EnumListSetting.cpp b/DDrawCompat/Config/EnumListSetting.cpp
index c067f8c..c9d1380 100644
--- a/DDrawCompat/Config/EnumListSetting.cpp
+++ b/DDrawCompat/Config/EnumListSetting.cpp
@@ -27,7 +27,7 @@ namespace Config
 			throw ParsingError("empty list is not allowed");
 		}
 
-		std::vector<unsigned> result;
+		std::vector<int> result;
 		for (auto valueName : values)
 		{
 			auto it = std::find(m_enumNames.begin(), m_enumNames.end(), valueName);
@@ -36,7 +36,7 @@ namespace Config
 				throw ParsingError("invalid value: '" + valueName + "'");
 			}
 
-			unsigned value = it - m_enumNames.begin();
+			int value = it - m_enumNames.begin();
 			if (std::find(result.begin(), result.end(), value) == result.end())
 			{
 				result.push_back(value);
diff --git a/DDrawCompat/Config/EnumListSetting.h b/DDrawCompat/Config/EnumListSetting.h
index b02fcc9..45879e9 100644
--- a/DDrawCompat/Config/EnumListSetting.h
+++ b/DDrawCompat/Config/EnumListSetting.h
@@ -13,12 +13,12 @@ namespace Config
 
 		virtual std::string getValueStr() const override;
 
-		const std::vector<unsigned>& get() const { return m_values; }
+		const std::vector<int>& get() const { return m_values; }
 
 	private:
 		void setValues(const std::vector<std::string>& values) override;
 
 		const std::vector<std::string> m_enumNames;
-		std::vector<unsigned> m_values;
+		std::vector<int> m_values;
 	};
 }
diff --git a/DDrawCompat/Config/Settings/StatsRows.h b/DDrawCompat/Config/Settings/StatsRows.h
index ba521df..3bb0c5a 100644
--- a/DDrawCompat/Config/Settings/StatsRows.h
+++ b/DDrawCompat/Config/Settings/StatsRows.h
@@ -24,7 +24,8 @@ namespace Config
 				LOCKRATE,
 				LOCKTIME,
 				DDIUSAGE,
-				GDIOBJECTS
+				GDIOBJECTS,
+				DEBUG
 			};
 
 			StatsRows()
@@ -44,7 +45,8 @@ namespace Config
 						"lockrate",
 						"locktime",
 						"ddiusage",
-						"gdiobjects"
+						"gdiobjects",
+						"debug"
 					})
 			{
 			}
diff --git a/DDrawCompat/DDraw/RealPrimarySurface.cpp b/DDrawCompat/DDraw/RealPrimarySurface.cpp
index c5936f5..288863a 100644
--- a/DDrawCompat/DDraw/RealPrimarySurface.cpp
+++ b/DDrawCompat/DDraw/RealPrimarySurface.cpp
@@ -352,6 +352,7 @@ namespace
 				{
 					if (!isOverlayOnly)
 					{
+						statsWindow->m_presentCount++;
 						statsWindow->m_present.add();
 					}
 					statsWindow->update();
diff --git a/DDrawCompat/Overlay/ButtonControl.cpp b/DDrawCompat/Overlay/ButtonControl.cpp
index f2ab0b8..c154bce 100644
--- a/DDrawCompat/Overlay/ButtonControl.cpp
+++ b/DDrawCompat/Overlay/ButtonControl.cpp
@@ -7,7 +7,7 @@ namespace Overlay
 	ButtonControl::ButtonControl(Control& parent, const RECT& rect, const std::string& label, ClickHandler clickHandler)
 		: Control(&parent, rect, WS_BORDER | WS_TABSTOP | WS_VISIBLE)
 		, m_clickHandler(clickHandler)
-		, m_label(*this, rect, label, DT_CENTER)
+		, m_label(*this, rect, label, TA_CENTER)
 	{
 	}
 
diff --git a/DDrawCompat/Overlay/ComboBoxControl.cpp b/DDrawCompat/Overlay/ComboBoxControl.cpp
index 7dc66c7..a981e25 100644
--- a/DDrawCompat/Overlay/ComboBoxControl.cpp
+++ b/DDrawCompat/Overlay/ComboBoxControl.cpp
@@ -6,25 +6,22 @@ namespace Overlay
 {
 	ComboBoxControl::ComboBoxControl(Control& parent, const RECT& rect, const std::vector<std::string>& values)
 		: Control(&parent, rect, WS_BORDER | WS_VISIBLE)
+		, m_label(*this, { rect.left, rect.top, rect.right - ARROW_SIZE, rect.bottom }, std::string(), 0)
 		, m_dropDown(*this, values)
 	{
 	}
 
 	void ComboBoxControl::setValue(const std::string& value)
 	{
-		m_value = value;
+		m_label.setLabel(value);
 		m_dropDown.select(value);
-		invalidate();
 	}
 
 	void ComboBoxControl::draw(HDC dc)
 	{
 		RECT rect = m_rect;
-		rect.left = m_rect.right - 17;
+		rect.left = m_label.getRect().right;
 		drawArrow(dc, rect, DFCS_SCROLLDOWN);
-
-		rect.left = m_rect.left + BORDER;
-		CALL_ORIG_FUNC(DrawTextA)(dc, m_value.c_str(), m_value.size(), &rect, DT_NOCLIP | DT_SINGLELINE | DT_VCENTER);
 	}
 
 	void ComboBoxControl::onLButtonDown(POINT /*pos*/)
diff --git a/DDrawCompat/Overlay/ComboBoxControl.h b/DDrawCompat/Overlay/ComboBoxControl.h
index d4ac7d0..7a36c12 100644
--- a/DDrawCompat/Overlay/ComboBoxControl.h
+++ b/DDrawCompat/Overlay/ComboBoxControl.h
@@ -5,6 +5,7 @@
 
 #include <Overlay/ComboBoxDropDown.h>
 #include <Overlay/Control.h>
+#include <Overlay/LabelControl.h>
 
 namespace Overlay
 {
@@ -13,14 +14,14 @@ namespace Overlay
 	public:
 		ComboBoxControl(Control& parent, const RECT& rect, const std::vector<std::string>& values);
 
-		std::string getValue() const { return m_value; }
+		const std::string& getValue() const { return m_label.getLabel(); }
 		void setValue(const std::string& value);
 
 	private:
 		virtual void draw(HDC dc) override;
 		virtual void onLButtonDown(POINT pos) override;
 
-		std::string m_value;
+		LabelControl m_label;
 		ComboBoxDropDown m_dropDown;
 	};
 }
diff --git a/DDrawCompat/Overlay/ComboBoxDropDown.cpp b/DDrawCompat/Overlay/ComboBoxDropDown.cpp
index 191d78c..bc546a5 100644
--- a/DDrawCompat/Overlay/ComboBoxDropDown.cpp
+++ b/DDrawCompat/Overlay/ComboBoxDropDown.cpp
@@ -17,7 +17,7 @@ namespace Overlay
 		{
 			m_labels.emplace_back(*this,
 				RECT{ 2, i * ARROW_SIZE + 2, m_rect.right - m_rect.left - 2, (i + 1) * ARROW_SIZE + 2 },
-				values[i], DT_SINGLELINE | DT_VCENTER, WS_VISIBLE | WS_TABSTOP);
+				values[i], TA_LEFT, WS_VISIBLE | WS_TABSTOP);
 		}
 	}
 
diff --git a/DDrawCompat/Overlay/LabelControl.cpp b/DDrawCompat/Overlay/LabelControl.cpp
index 24c2a1b..f95f329 100644
--- a/DDrawCompat/Overlay/LabelControl.cpp
+++ b/DDrawCompat/Overlay/LabelControl.cpp
@@ -3,20 +3,39 @@
 
 namespace Overlay
 {
-	LabelControl::LabelControl(Control& parent, const RECT& rect, const std::string& label, UINT format, DWORD style)
+	LabelControl::LabelControl(Control& parent, const RECT& rect, const std::string& label, UINT align, DWORD style)
 		: Control(&parent, rect, style)
 		, m_label(label)
-		, m_format(format)
+		, m_wlabel(label.begin(), label.end())
+		, m_align(align)
 		, m_color(FOREGROUND_COLOR)
 	{
 	}
 
 	void LabelControl::draw(HDC dc)
 	{
-		RECT r = { m_rect.left + BORDER, m_rect.top, m_rect.right - BORDER, m_rect.bottom };
+		LONG x = 0;
+		const LONG y = (m_rect.top + m_rect.bottom) / 2 - 7;
+
+		switch (m_align)
+		{
+		case TA_LEFT:
+			x = m_rect.left + BORDER;
+			break;
+		case TA_CENTER:
+			x = (m_rect.left + m_rect.right) / 2;
+			break;
+		case TA_RIGHT:
+			x = m_rect.right - BORDER;
+			break;
+		default:
+			return;
+		}
+
 		auto prevColor = SetTextColor(dc, (FOREGROUND_COLOR == m_color && !isEnabled()) ? DISABLED_COLOR : m_color );
-		CALL_ORIG_FUNC(DrawTextA)(dc, m_label.c_str(), m_label.size(), &r,
-			m_format | DT_NOCLIP | DT_SINGLELINE | DT_VCENTER);
+		auto prevTextAlign = SetTextAlign(dc, m_align);
+		CALL_ORIG_FUNC(ExtTextOutW)(dc, x, y, ETO_IGNORELANGUAGE, nullptr, m_wlabel.c_str(), m_wlabel.length(), nullptr);
+		SetTextAlign(dc, prevTextAlign);
 		SetTextColor(dc, prevColor);
 	}
 
@@ -39,6 +58,7 @@ namespace Overlay
 		if (m_label != label)
 		{
 			m_label = label;
+			m_wlabel.assign(label.begin(), label.end());
 			invalidate();
 		}
 	}
diff --git a/DDrawCompat/Overlay/LabelControl.h b/DDrawCompat/Overlay/LabelControl.h
index 4e33e3d..0eb2188 100644
--- a/DDrawCompat/Overlay/LabelControl.h
+++ b/DDrawCompat/Overlay/LabelControl.h
@@ -23,7 +23,8 @@ namespace Overlay
 		virtual void draw(HDC dc) override;
 
 		std::string m_label;
-		UINT m_format;
+		std::wstring m_wlabel;
+		UINT m_align;
 		COLORREF m_color;
 	};
 }
diff --git a/DDrawCompat/Overlay/StatsControl.cpp b/DDrawCompat/Overlay/StatsControl.cpp
index c8628ee..ee31662 100644
--- a/DDrawCompat/Overlay/StatsControl.cpp
+++ b/DDrawCompat/Overlay/StatsControl.cpp
@@ -14,8 +14,15 @@ namespace Overlay
 		: Control(&parent, rect, style)
 		, m_updateFunc(updateFunc)
 	{
+		if (style & WS_GROUP)
+		{
+			m_labels.emplace_back(*this, rect, std::string(), TA_RIGHT);
+			return;
+		}
+
 		auto& columns = Config::statsColumns.get();
 		RECT r = rect;
+		r.left += (r.right - r.left) - getWidth();
 		for (unsigned i = 0; i < columns.size(); ++i)
 		{
 			r.right = r.left + getColumnWidth(i);
@@ -25,7 +32,7 @@ namespace Overlay
 			}
 			else
 			{
-				m_labels.emplace_back(*this, r, std::string(), DT_RIGHT);
+				m_labels.emplace_back(*this, r, std::string(), TA_RIGHT);
 			}
 			r.left = r.right;
 		}
@@ -55,6 +62,12 @@ namespace Overlay
 	void StatsControl::update(StatsQueue::TickCount tickCount)
 	{
 		auto stats = m_updateFunc(tickCount);
+		if (m_style & WS_GROUP)
+		{
+			m_labels.front().setLabel(stats[0]);
+			return;
+		}
+
 		auto& columns = Config::statsColumns.get();
 		auto label = m_labels.begin();
 		for (unsigned i = 0; i < columns.size(); ++i)
diff --git a/DDrawCompat/Overlay/StatsWindow.cpp b/DDrawCompat/Overlay/StatsWindow.cpp
index 649205a..b5a20a0 100644
--- a/DDrawCompat/Overlay/StatsWindow.cpp
+++ b/DDrawCompat/Overlay/StatsWindow.cpp
@@ -1,6 +1,8 @@
+#include <algorithm>
 #include <array>
 #include <functional>
 
+#include <Common/Log.h>
 #include <Common/Time.h>
 #include <Config/Settings/StatsHotKey.h>
 #include <Config/Settings/StatsPosX.h>
@@ -47,11 +49,11 @@ namespace
 			char buf[20] = {};
 			if (0 == unitIndex)
 			{
-				snprintf(buf, sizeof(buf), "%.0f", stat);
+				sprintf_s(buf, "%.0f", stat);
 				return buf;
 			}
 
-			auto len = snprintf(buf, sizeof(buf), "%.2f", stat);
+			auto len = sprintf_s(buf, "%.2f", stat);
 			const auto decimalPoint = strchr(buf, '.');
 			const auto intLen = decimalPoint ? decimalPoint - buf : len;
 			if (len > 4)
@@ -67,14 +69,31 @@ namespace
 	};
 
 	const int ROW_HEIGHT = 15;
+
+	std::array<std::string, 4> getDebugInfo(StatsQueue::TickCount /*tickCount*/)
+	{
+		const uint32_t presentCount = Gdi::GuiThread::getStatsWindow()->m_presentCount;
+		static uint32_t updateCount = 0;
+		++updateCount;
+
+		SYSTEMTIME st = {};
+		GetLocalTime(&st);
+		LOG_DEBUG << "Stats debuginfo: " << presentCount << " " << updateCount;
+
+		char debuginfo[60];
+		sprintf_s(debuginfo, "%u %u %02hu:%02hu:%02hu.%03hu", presentCount, updateCount,
+			st.wHour, st.wMinute, st.wSecond, st.wMilliseconds);
+		return { debuginfo };
+	}
 }
 
 namespace Overlay
 {
 	StatsWindow::StatsWindow()
 		: Window(nullptr,
-			{ 0, 0, StatsControl::getWidth(), static_cast<int>(Config::statsRows.get().size()) * ROW_HEIGHT + BORDER },
+			{ 0, 0, getWidth(), static_cast<int>(Config::statsRows.get().size()) * ROW_HEIGHT + BORDER },
 			0, Config::statsTransparency.get(), Config::statsHotKey.get())
+		, m_presentCount(0)
 	{
 		m_statsRows.push_back({ "", [](auto) { return std::array<std::string, 4>{ "cur", "avg", "min", "max" }; },
 			WS_VISIBLE | WS_DISABLED });
@@ -92,6 +111,7 @@ namespace Overlay
 		m_statsRows.push_back({ "Lock time", UpdateStats(m_lock.m_time) });
 		m_statsRows.push_back({ "DDI usage", UpdateStats(m_ddiUsage) });
 		m_statsRows.push_back({ "GDI objects", UpdateStats(m_gdiObjects) });
+		m_statsRows.push_back({ "", &getDebugInfo, WS_VISIBLE | WS_GROUP });
 
 		for (auto statsRowIndex : Config::statsRows.get())
 		{
@@ -126,12 +146,30 @@ namespace Overlay
 		return (configWindow && configWindow->isVisible()) ? configWindow->getWindow() : Window::getTopmost();
 	}
 
+	LONG StatsWindow::getWidth()
+	{
+		LONG width = StatsControl::getWidth();
+		const auto& statsRows = Config::statsRows.get();
+		if (std::find(statsRows.begin(), statsRows.end(), Config::Settings::StatsRows::DEBUG) != statsRows.end())
+		{
+			width = std::max(width, 140L);
+		}
+		return width;
+	}
+
 	void StatsWindow::updateStats()
 	{
 		static auto prevTickCount = StatsQueue::getTickCount() - 1;
 		m_tickCount = StatsQueue::getTickCount();
 		if (m_tickCount == prevTickCount)
 		{
+			for (auto& statsControl : m_statsControls)
+			{
+				if (statsControl.getStyle() & WS_GROUP)
+				{
+					statsControl.update(m_tickCount);
+				}
+			}
 			return;
 		}
 
diff --git a/DDrawCompat/Overlay/StatsWindow.h b/DDrawCompat/Overlay/StatsWindow.h
index 9ba8d51..12c88cf 100644
--- a/DDrawCompat/Overlay/StatsWindow.h
+++ b/DDrawCompat/Overlay/StatsWindow.h
@@ -20,6 +20,7 @@ namespace Overlay
 
 		void updateStats();
 
+		uint32_t m_presentCount;
 		StatsEventGroup m_present;
 		StatsEventGroup m_flip;
 		StatsEventGroup m_blit;
@@ -40,6 +41,8 @@ namespace Overlay
 		virtual RECT calculateRect(const RECT& monitorRect) const override;
 		virtual HWND getTopmost() const override;
 
+		static LONG getWidth();
+
 		std::list<StatsControl> m_statsControls;
 		std::vector<StatsRow> m_statsRows;
 		uint64_t m_tickCount;