diff --git a/firmware/application/apps/ui_dfu_menu.cpp b/firmware/application/apps/ui_dfu_menu.cpp
index 08fe1f3e..8f549ac6 100644
--- a/firmware/application/apps/ui_dfu_menu.cpp
+++ b/firmware/application/apps/ui_dfu_menu.cpp
@@ -35,7 +35,8 @@ DfuMenu::DfuMenu(NavigationView& nav) : nav_ (nav) {
 		&text_info_line_4,
 		&text_info_line_5,
 		&text_info_line_6,
-		&text_info_line_7
+		&text_info_line_7,
+		&text_info_line_8
 	});
 }
 
@@ -48,14 +49,16 @@ void DfuMenu::paint(Painter& painter) {
 	text_info_line_4.set(to_string_dec_uint(shared_memory.m4_heap_usage, 6));
 	text_info_line_5.set(to_string_dec_uint(shared_memory.m4_stack_usage, 6));
 	text_info_line_6.set(to_string_dec_uint(shared_memory.m4_cpu_usage, 6));
-	text_info_line_7.set(to_string_dec_uint(chTimeNow()/1000, 6));
+	text_info_line_7.set(to_string_dec_uint(shared_memory.m4_buffer_missed, 6));
+	text_info_line_8.set(to_string_dec_uint(chTimeNow()/1000, 6));
 
 	constexpr auto margin = 5;
+	constexpr auto lines = 8 + 2;
 
 	painter.fill_rectangle(
 		{
 			{6 * CHARACTER_WIDTH - margin, 3 * LINE_HEIGHT - margin},
-			{15 * CHARACTER_WIDTH + margin * 2, 9 * LINE_HEIGHT + margin * 2}
+			{15 * CHARACTER_WIDTH + margin * 2, lines * LINE_HEIGHT + margin * 2}
 		},
 		ui::Color::black()
 	);
@@ -63,7 +66,7 @@ void DfuMenu::paint(Painter& painter) {
 	painter.fill_rectangle(
 		{
 			{5 * CHARACTER_WIDTH - margin, 3 * LINE_HEIGHT - margin},
-			{CHARACTER_WIDTH, 9 * LINE_HEIGHT + margin * 2}
+			{CHARACTER_WIDTH, lines * LINE_HEIGHT + margin * 2}
 		},
 		ui::Color::dark_cyan()
 	);
@@ -71,7 +74,7 @@ void DfuMenu::paint(Painter& painter) {
 	painter.fill_rectangle(
 		{
 			{21 * CHARACTER_WIDTH + margin, 3 * LINE_HEIGHT - margin},
-			{CHARACTER_WIDTH, 9 * LINE_HEIGHT + margin * 2}
+			{CHARACTER_WIDTH, lines * LINE_HEIGHT + margin * 2}
 		},
 		ui::Color::dark_cyan()
 	);
@@ -86,7 +89,7 @@ void DfuMenu::paint(Painter& painter) {
 
 	painter.fill_rectangle(
 		{
-			{5 * CHARACTER_WIDTH - margin, 12 * LINE_HEIGHT + margin},
+			{5 * CHARACTER_WIDTH - margin, (lines+3) * LINE_HEIGHT + margin},
 			{17 * CHARACTER_WIDTH + margin * 2, 8}
 		},
 		ui::Color::dark_cyan()
diff --git a/firmware/application/apps/ui_dfu_menu.hpp b/firmware/application/apps/ui_dfu_menu.hpp
index 9c2fa1a7..78c816ab 100644
--- a/firmware/application/apps/ui_dfu_menu.hpp
+++ b/firmware/application/apps/ui_dfu_menu.hpp
@@ -54,7 +54,8 @@ private:
 		{ { 6 * CHARACTER_WIDTH, 8 * LINE_HEIGHT }, "M4 heap:", Color::dark_cyan() },
 		{ { 6 * CHARACTER_WIDTH, 9 * LINE_HEIGHT }, "M4 stack:", Color::dark_cyan() },
 		{ { 6 * CHARACTER_WIDTH,10 * LINE_HEIGHT }, "M4 cpu %:", Color::dark_cyan() },
-		{ { 6 * CHARACTER_WIDTH,11 * LINE_HEIGHT }, "uptime:", Color::dark_cyan() }
+		{ { 6 * CHARACTER_WIDTH,11 * LINE_HEIGHT }, "M4 miss:", Color::dark_cyan() },
+		{ { 6 * CHARACTER_WIDTH,12 * LINE_HEIGHT }, "uptime:", Color::dark_cyan() }
 	};
 
 	Text text_info_line_1 {{ 15 * CHARACTER_WIDTH, 5 * LINE_HEIGHT, 5 * CHARACTER_WIDTH, 1 * LINE_HEIGHT }, ""};
@@ -64,6 +65,7 @@ private:
 	Text text_info_line_5 {{ 15 * CHARACTER_WIDTH, 9 * LINE_HEIGHT, 5 * CHARACTER_WIDTH, 1 * LINE_HEIGHT }, ""};
 	Text text_info_line_6 {{ 15 * CHARACTER_WIDTH,10 * LINE_HEIGHT, 5 * CHARACTER_WIDTH, 1 * LINE_HEIGHT }, ""};
 	Text text_info_line_7 {{ 15 * CHARACTER_WIDTH,11 * LINE_HEIGHT, 5 * CHARACTER_WIDTH, 1 * LINE_HEIGHT }, ""};
+	Text text_info_line_8 {{ 15 * CHARACTER_WIDTH,12 * LINE_HEIGHT, 5 * CHARACTER_WIDTH, 1 * LINE_HEIGHT }, ""};
 };
 
 } /* namespace ui */
diff --git a/firmware/baseband/baseband_dma.cpp b/firmware/baseband/baseband_dma.cpp
index 4fc1fdd8..de083c00 100644
--- a/firmware/baseband/baseband_dma.cpp
+++ b/firmware/baseband/baseband_dma.cpp
@@ -20,6 +20,7 @@
  */
 
 #include "baseband_dma.hpp"
+#include "portapack_shared_memory.hpp"
 
 #include <cstdint>
 #include <cstddef>
@@ -103,8 +104,12 @@ static constexpr auto& gpdma_channel_sgpio = gpdma::channels[portapack::sgpio_gp
 
 static ThreadWait thread_wait;
 
+volatile uint32_t buffer_transfered = 0;
+volatile uint32_t buffer_handled = 0;
+
 static void transfer_complete() {
 	const auto next_lli_index = gpdma_channel_sgpio.next_lli() - &lli_loop[0];
+	buffer_transfered++;
 	thread_wait.wake_from_interrupt(next_lli_index);
 }
 
@@ -158,6 +163,10 @@ void disable() {
 
 baseband::buffer_t wait_for_buffer() {
 	const auto next_index = thread_wait.sleep();
+	buffer_handled++;
+
+	auto buffer_missed = buffer_transfered - buffer_handled;
+	shared_memory.m4_buffer_missed = buffer_missed;
 	
 	if( next_index >= 0 ) {
 		const size_t free_index = (next_index + transfers_per_buffer - 2) & transfers_mask;
diff --git a/firmware/common/portapack_shared_memory.hpp b/firmware/common/portapack_shared_memory.hpp
index 014c92db..667552a9 100644
--- a/firmware/common/portapack_shared_memory.hpp
+++ b/firmware/common/portapack_shared_memory.hpp
@@ -69,6 +69,7 @@ struct SharedMemory {
 	uint8_t volatile m4_cpu_usage{ 0 };
 	uint16_t volatile m4_stack_usage{ 0 };
 	uint16_t volatile m4_heap_usage{ 0 };
+	uint16_t volatile m4_buffer_missed{ 0 };
 };
 
 extern SharedMemory& shared_memory;