Api-ms-win-core-memory-l1-1-6.dll Missing | Recent & Latest
api-ms-win-core-memory-l1-1-6.dll Missing — Causes, Impact, and Fixes
The error message reporting a missing file named api-ms-win-core-memory-l1-1-6.dll typically appears on Microsoft Windows systems when an application fails to start because a required dynamic-link library (DLL) cannot be found or loaded. This DLL is part of the Windows API set, a modular collection of small libraries Microsoft uses to provide backward compatibility and to expose OS features to applications. Although the file name looks obscure, understanding what it represents and how to fix problems that reference it is straightforward: the issue usually stems from Windows component or runtime mismatches, corrupted system files, or incorrect application deployment.
The api-ms-win-core-memory-l1-1-6.dll file is a critical system component associated with the Windows API (Application Programming Interface). Specifically, it belongs to the Windows App Runtime and the Universal C Runtime (UCRT) . Its primary role is to manage memory operations—allocation, deallocation, and paging—for modern applications, especially those built with newer versions of Visual Studio (2015, 2017, 2019, or 2022). api-ms-win-core-memory-l1-1-6.dll missing
- Do not download random api-ms-win-*.dll files from untrusted websites — these are often malware or incompatible binaries. Use official Microsoft updates, redistributables, or the OS repair tools.
- Restoring system files from unknown sources can compromise system integrity and security.
Versioning: DLLs work in sets; replacing one manually rarely fixes the underlying issue with the framework. Summary Table: Troubleshooting Steps Target Issue Difficulty Windows Update General system compatibility VC++ Redistributable Missing runtime libraries SFC / SCANNOW Corrupted system files App Reinstall Isolated software corruption api-ms-win-core-memory-l1-1-6
✅ Last resort – Run compatibility troubleshooter
- Right-click the app → Properties → Compatibility → Run compatibility troubleshooter.
- Try “Windows 8” or “Windows 7” mode. Success is hit-or-miss.
or newer software) on an older version of Windows or an outdated system . This specific DLL is an introduced in later versions of Windows 10 Do not download random api-ms-win-*
Download the latest version from the official developer website. Reinstall it to see if the missing file is restored.
Q: Can I just copy this DLL from another computer?
A: Only if the other computer has the same Windows version and architecture (both 64-bit, same build number). Otherwise, you may cause “side-by-side configuration is incorrect” errors.