The l1-1-6 version of this API set is native to Windows 10 and Windows 11. If you are on Windows 7 or 8, your system naturally lacks this file.

If you are seeing an error stating this file is "missing," it usually happens because: Operating System Incompatibility

Type sfc /scannow and press . Wait for the process to finish.

Sometimes, the required DLL file is added through a Windows Cumulative Update. Go to > Update & Security > Windows Update . Click Check for updates . Install all available updates, especially optional updates. 4. Reinstall the Program Giving the Error

Most modern applications depend on the Visual Studio runtime environment. Installing or repairing these packages restores all missing Universal CRT and ApiSet stubs seamlessly.

Older Windows versions do not include the UCRT by default. KB2999226 adds it.

If you search for that keyword, you will find dozens of "DLL download" websites claiming to offer the file for free. Here is why you must avoid them: