Required for C++ applications built with Visual Studio 2015 and later.

Developers often encounter the "ucrtbased.dll is missing" or "Windows 10 SDK not found" errors when the installation is incomplete. Fixing Missing Header Files

Verify that the SDK is installed in C:\Program Files (x86)\Windows Kits\10 . Deployment Considerations

For Windows 7 or 8.1, you should include the KB2999226 update.

The most reliable way to ensure you have the correct SDK version is through the Visual Studio setup tool. Open the Control Panel and go to Programs and Features. Find Microsoft Visual Studio 2015 and select Change. In the setup window, click on Modify. Expand the Windows and Web Development section. Look for Universal Windows App Development Tools. Ensure Windows 10 SDK is checked. Click Update to begin the installation. Standalone SDK Download