Error "Api-ms-win-core-libraryloader-l1-1-1.dll is Missing"

If you’re encountering the error “Api-ms-win-core-libraryloader-l1-1-1.dll is missing” while launching programs or games on Windows, especially after an update or when running software incompatible with your OS version, here’s a guide to understanding and fixing it.

Why Does This Error Occur?

The Api-ms-win-core-libraryloader-l1-1-1.dll file is part of Microsoft’s API library and is essential for performing various system functions on Windows. This error can occur due to several reasons:

  • missing or outdated Windows updates;
  • the DLL file being corrupted or not installed;
  • software incompatibility with the current version of Windows;
  • registry issues caused by software installations or removals.

How to Fix the Api-ms-win-core-libraryloader-l1-1-1.dll Error

1. Update Windows

Since most DLL files come bundled with system updates, start by running Windows Update to ensure you have the latest patches and updates. This may automatically install the missing files.

2. Install Microsoft Visual C++ Redistributable Package

Download and install the latest version of the Microsoft Visual C++ Redistributable (choose the version compatible with your system’s architecture—x86 or x64). This package contains essential libraries, including Api-ms-win-core-libraryloader-l1-1-1.dll, needed by many applications.

3. Run SFC to Check System Files

Open Command Prompt as an administrator and enter the following command:

sfc /scannow

This tool will scan for and automatically repair corrupted or missing system files.

4. Install .NET Framework

Some applications require Microsoft .NET Framework to run. Ensure you have the latest version installed, and update if necessary.

5. Reinstall the Application

If the error appears with a specific application, try uninstalling and reinstalling it. This may resolve the issue by re-adding any needed files during installation.

6. Manually Download the Missing DLL

As a last resort, you can download Api-ms-win-core-libraryloader-l1-1-1.dll from a trusted site (like dll-files.com) and place it manually in your C:\Windows\System32 folder. However, be cautious, as downloading DLL files from unknown sources may pose security risks.