diff -r 2eede3d98aba -r eae5d6623fd3 make/vs/testapp/testapp.vcxproj
--- a/make/vs/testapp/testapp.vcxproj	Wed Oct 30 11:07:52 2024 +0100
+++ b/make/vs/testapp/testapp.vcxproj	Wed Oct 30 12:23:52 2024 +0100
@@ -111,8 +111,8 @@
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
-      <SDLCheck>true</SDLCheck>
-      <PreprocessorDefinitions>_DEBUG;_CONSOLE;UI_WINUI;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <SDLCheck>false</SDLCheck>
+      <PreprocessorDefinitions>_DEBUG;_CONSOLE;_CRT_SECURE_NO_WARNINGS;UI_WINUI;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
       <AdditionalIncludeDirectories>C:\Users\Olaf\Projekte\toolkit\ui;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <LanguageStandard_C>stdc17</LanguageStandard_C>