The Api-ms-win-crt-runtime-l1-1-0.dll is a part of the Visual C++ Redistributable that was developed by Microsoft Corporation for Visual Studio 2015. Most software programs and applications depend on this dll. Package to run effectively. There are several versions of the Api-ms-win-crt-runtime-l1-1-0.dll file depending on their bits. Some of them include 32-bit and 64-bit 10.0.10046.0, 32-bit and 64-bit 10.0.10586.15, 32-bit and 64-bit 10.0.14393.795. All these versions are a description of the ApiSet Stub Dll.

When launching a 3D game or any random software program, a message is likely to appear on your screen indicating that the Api-ms-win-crt-runtime-l1-1-0.dll is missing. The reason is that the program scans the folders in your entire system and if they cannot locate the Api-ms-win-crt-runtime-l1-1-0.dll file, it gives a notification why the program cannot run effectively.

How can I fix the Api-ms-win-crt-runtime-l1-1-0.dll errors?

There are various ways in which this error can be fixed and involves following the given steps carefully.

Download the Windows 10 SDK kit

The Windows 10 SDK kit is comprised of Universal CRT files which can be useful in fixing this issue. The steps are;

  • Download and run the Windows 10 SDK kit
  • Copy the set of DLL files present in the resulting location and paste them into the AutoCAD 2017 folder. That is (C:\Program Files (x86)\Windows Kits\10\Redist\ucrt\DLLs\x64) to (C:\Program Files\Autodesk\AutoCAD 2017)
  • Afterwards, complete the installation and licensing by launching the AutoCAD 2017.


  • Download the Visual C++ Redistributable

If you are running on Windows 32-bit, download the Visual C++ Redistributable for Visual Studio 2015 (32-bit). For individuals who are operating on the Windows 64-bit, you will download the Visual C++ Redistributable for Visual Studio 2015 (64-bit).

You can run the vcredist_x86.exe (32-bit) or vcredist_64.exe (64-bit) and click uninstall. Run the .exe again then select install.

  • Install windows update

First, click Start, open the Control Panel and navigate to Windows Update. Check and install available updates before rebooting your computer. A simple restart is important to refresh the new files that have been downloaded. Before you proceed to launch the application, ensure that there are no more updates.

  • Reinstall the problematic software

The problem might be resulting from a corrupted or damaged file in the .dll package. You will first uninstall the program and the reinstall it again before launching for the second time. It can be useful in fixing the Api-ms-win-crt-runtime-l1-1-0.dll error messages that keep recurring on your screen.

  • Check the Recycle Bin

There are chances that the file may be missing because it was deleted accidentally. Scan the Recycle Bin by using the Search option. Right-click and select restore to replace the missing file from its appropriate folder.