diff --git a/src/common/emulatorConfig.h b/src/common/emulatorConfig.h
index 25a5fbb7b..0b21fc82a 100644
--- a/src/common/emulatorConfig.h
+++ b/src/common/emulatorConfig.h
@@ -59,7 +59,7 @@ struct ConfigOptions {
 	bool                   command_buffer_dump_enabled = false;
 	std::filesystem::path  command_buffer_dump_folder  = "_Buffers";
 	bool                   graphics_debug_dump_enabled = false;
-	OutputDirection        printf_direction            = OutputDirection::Console;
+	OutputDirection        printf_direction            = OutputDirection::Silent;
 	std::filesystem::path  printf_output_file          = "_kyty.txt";
 	ProfilerDirection      profiler_direction          = ProfilerDirection::None;
 	bool                   spirv_debug_printf_enabled  = false;
diff --git a/src/kernel/memoryAddressSpace.inc b/src/kernel/memoryAddressSpace.inc
index 8b0cb13ac..25a3606a7 100644
--- a/src/kernel/memoryAddressSpace.inc
+++ b/src/kernel/memoryAddressSpace.inc
@@ -44,9 +44,9 @@ public:
 
 	explicit GuestBackingStore(uint64_t size): m_size(size) {
 #if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
-		m_handle = CreateFileMappingA(INVALID_HANDLE_VALUE, nullptr, PAGE_EXECUTE_READWRITE,
-		                              static_cast<DWORD>(m_size >> 32u),
-		                              static_cast<DWORD>(m_size & 0xffffffffu), nullptr);
+		m_handle = CreateFileMappingA(
+		    INVALID_HANDLE_VALUE, nullptr, PAGE_EXECUTE_READWRITE | SEC_COMMIT,
+		    static_cast<DWORD>(m_size >> 32u), static_cast<DWORD>(m_size & 0xffffffffu), nullptr);
 		if (m_handle == nullptr) {
 			LOGF_COLOR(Log::Color::Red,
 			           "\t direct-memory backing: CreateFileMapping failed: 0x%08" PRIx32 "\n",