diff --git a/.gitignore b/.gitignore
index ef7dd0f..6864f8a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -41,4 +41,7 @@ vulkan_asset_pack_gltf.zip
 *.zip
 
 # vscode build file
-build/
\ No newline at end of file
+build/
+
+# output ppm image sequence
+*.ppm
\ No newline at end of file
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1272b1c..4a75a8f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -107,7 +107,7 @@ endif()
 
 
 add_definitions(-D_CRT_SECURE_NO_WARNINGS)
-set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
 file(GLOB SOURCE *.cpp )
diff --git a/base/vulkanexamplebase.cpp b/base/vulkanexamplebase.cpp
index fe687cb..50d896b 100644
--- a/base/vulkanexamplebase.cpp
+++ b/base/vulkanexamplebase.cpp
@@ -8,6 +8,7 @@
 
 #include "VulkanExampleBase.h"
 
+
 std::vector<const char*> VulkanExampleBase::args;
 
 VKAPI_ATTR VkBool32 VKAPI_CALL debugMessageCallback(VkDebugReportFlagsEXT flags, VkDebugReportObjectTypeEXT objType, uint64_t srcObject, size_t location, int32_t msgCode, const char * pLayerPrefix, const char * pMsg, void * pUserData)
@@ -317,6 +318,7 @@ void VulkanExampleBase::renderFrame()
 	auto tStart = std::chrono::high_resolution_clock::now();
 
 	render();
+	
 	frameCounter++;
 	auto tEnd = std::chrono::high_resolution_clock::now();
 	auto tDiff = std::chrono::duration<double, std::milli>(tEnd - tStart).count();
diff --git a/base/vulkanexamplebase.h b/base/vulkanexamplebase.h
index 6bc8f0c..1744b7f 100644
--- a/base/vulkanexamplebase.h
+++ b/base/vulkanexamplebase.h
@@ -113,7 +113,7 @@ public:
 	uint32_t lastFPS = 0;
 
 	struct Settings {
-		bool validation = true;
+		bool validation = false;
 		bool fullscreen = false;
 		bool vsync = false;
 		bool multiSampling = true;
diff --git a/src/render/render.cpp b/src/render/render.cpp
index 8243d77..2a15cdf 100644
--- a/src/render/render.cpp
+++ b/src/render/render.cpp
@@ -303,7 +303,7 @@ PlumageRender::PlumageRender()
 		uint32_t materialCount = 0;
 		uint32_t meshCount = 0;
 
-		// Environment samplers (radiance, irradiance, brdf lut)
+		// Environment samplers (radiance, irradiance, brdflut)
 		imageSamplerCount += 3;
 
 		std::vector<glTFModel::Model*> modellist = { &models.skybox, &models.scene };
@@ -1792,7 +1792,7 @@ PlumageRender::PlumageRender()
 		}
 		file.close();
 
-		std::cout << "Screenshot saved to disk" << std::endl;
+		std::cout << "Screenshot saved to " << filePath << std::endl;
 
 		// Clean up resources
 		vkUnmapMemory(device, dstImageMemory);
@@ -1807,18 +1807,20 @@ PlumageRender::PlumageRender()
 	{
 
 		std::string deviceFilePath = filePath.outputPath + "/device" + std::to_string(selectedPhysicalDeviceIndex);
-		if (_access(deviceFilePath.c_str(),0) == -1)
+		
+		if (savedFrameCounter == settings.outputFrameCount)
 		{
-			_mkdir(deviceFilePath.c_str());
+			return;
 		}
-
-		for (uint32_t i = 0; i < settings.outputFrameCount; i++)
+		if (_access(deviceFilePath.c_str(), 0) == -1)
 		{
-			std::string fileName = "/" + std::to_string(i) + "result.pmm";
-			std::string outputPath = deviceFilePath + fileName;
-			//std::cout << outputPath << std::endl;
-			writeImageToFile(outputPath);
+			std::filesystem::create_directories(deviceFilePath.c_str());
 		}
+		std::string fileName = "/" + std::to_string(savedFrameCounter) + "result.ppm";
+		std::string outputPath = deviceFilePath + fileName;
+		//std::cout << outputPath << std::endl;
+		writeImageToFile(outputPath.c_str());
+		savedFrameCounter++;
 	}
 
 	uint32_t PlumageRender::getMemoryTypeIndex(uint32_t typeBits, VkMemoryPropertyFlags properties)
@@ -1853,6 +1855,7 @@ PlumageRender::PlumageRender()
 		
 
 		VK_CHECK_RESULT(vkWaitForFences(device, 1, &waitFences[frameIndex], VK_TRUE, UINT64_MAX));
+		outputImageSequence();
 		VK_CHECK_RESULT(vkResetFences(device, 1, &waitFences[frameIndex]));
 
 		VkResult acquire = swapChain.acquireNextImage(presentCompleteSemaphores[frameIndex], &currentBuffer);
diff --git a/src/render/render.h b/src/render/render.h
index d07db61..846e9dd 100644
--- a/src/render/render.h
+++ b/src/render/render.h
@@ -12,7 +12,9 @@
 #include <locale>
 #include <codecvt>
 #include "algorithm"
-
+#include <iostream>
+#include <sys/stat.h>
+#include <filesystem>
 
 #include <vulkan/vulkan.h>
 #include "VulkanExampleBase.h"
@@ -275,6 +277,8 @@ public:
 	} prefilterPushBlock;
 
 	UI* gui;
+
+	uint64_t savedFrameCounter = 0;
 	
 
 	PlumageRender();