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api-ms-win-core-memory-l1-1-0.dll - Analyze and How to Fix Errors

★★★★★ Verified File (27.08.2026)

This article explains the purpose, usage, and common errors associated with the api-ms-win-core-memory-l1-1-0.dll file in a Windows environment.

Description


Creation date: 20.11.2015 06:52:51
File version: 10.0.10586.15
Antivirus scan: ✅ OK
Category: System
File size: 19.4 kb.
Architecture: 64-bit (x64)
✅ This file is compatible with 64-bit Windows and ❌ will not work on a 32-bit operating system.
How to determine your system architecture: Press keys Win+R , enter symbols wmic os get osarchitecture , press Enter.

Digital file signature api-ms-win-core-memory-l1-1-0.dll

Publisher: Microsoft Corporation
Issuer: Microsoft Code Signing PCA
Encryption algorithm: SHA1
Time stamp: Apr 5 06:03:47 2018 GMT

api-ms-win-core-memory-l1-1-0.dll is a system file used by Microsoft Windows. It belongs to the family of DLL (Dynamic Link Library) files, which are essential for the smooth operation of various Windows components and applications.

MD5: 8c19c6814c9bd3c46f4052df89e629f1
SHA-1: 47ad709bc70e7750e6cc47e2e668514d6583ef82
SHA-256: 7d13ca5ebfc1122dfc2ffec201dd2744015841aedae83497b91a131b2d874979

Where it is Used

This file plays a crucial role in managing memory operations within the operating system. It provides core functions related to memory management, such as allocating and freeing memory blocks.

Potential applications that might utilize this DLL include:

  • Windows Explorer
  • Task Manager
  • Disk Cleanup Utility

Errors Related to api-ms-win-core-memory-l1-1-0.dll

Common issues include:

  • "api-ms-win-core-memory-l1-1-0.dll not found": This error occurs when the file is missing, preventing certain applications from running.
  • "missing api-ms-win-core-memory-l1-1-0.dll": Similar to the previous issue, this indicates that the system cannot locate the required DLL.
  • "error loading api-ms-win-core-memory-l1-1-0.dll": This message appears when there is a problem with the file's integrity or permissions.

File Security

The DLL characteristics indicate it is safe. It has no imports and exports essential memory management functions, such as allocating and freeing virtual memory. There are no known viruses or malware associated with this file.

api-ms-win-core-memory-l1-1-0.dll was not found
The code execution cannot proceed because api-ms-win-core-memory-l1-1-0.dll was not found
Failed to load api-ms-win-core-memory-l1-1-0.dll
The procedure entry point ... could not be located in api-ms-win-core-memory-l1-1-0.dll

1.
2a. 👉 Try to copy api-ms-win-core-memory-l1-1-0.dll C:\Program Files\Your program\
2b. Also try to copy to bin, lib folders.
2c. Try to copy api-ms-win-core-memory-l1-1-0.dll C:\Program Files (x86)\Your program\
👉 Make backups of the files before proceeding with replacement.
How do I switch to the current Windows directory?
- Press and hold the key "win" on the keyboard and press the key "r" , then write %windir% and press the key Enter.
How to switch to the directory Program Files (x86) ?
- Press Win+R then enter %ProgramFiles(x86)% and after press Enter.

How to Fix Errors

  • Reinstall the Program: If you suspect a specific application is causing issues, try reinstalling it. This can often resolve missing or corrupted DLL files.
  • Update Windows: Ensure your operating system is up to date with the latest patches and updates. This includes installing security updates that may address compatibility issues.
  • Manually Replace api-ms-win-core-memory-l1-1-0.dll: If you have a backup of this DLL or can download it from a trusted source, you can manually replace it by copying the file to the appropriate location in System64.

FAQ

Is api-ms-win-core-memory-l1-1-0.dll safe?

Yes, this file is part of the Windows system and does not pose a security risk. However, ensure you get it from trusted sources to avoid any potential issues.

Conclusion

In conclusion, api-ms-win-core-memory-l1-1-0.dll is an essential system file that manages memory operations in Windows. Understanding its purpose and potential issues can help you troubleshoot common errors effectively.


File Details and Fixes for api-ms-win-core-memory-l1-1-0.dll

api-ms-win-core-memory-l1-1-0.dll is an essential system file that manages core memory operations for applications running on Windows operating systems. When it is missing or corrupted, programs or games will fail to launch.

?? File Description & Standard Location

  • Description: This file is an API Set stub DLL used by the operating system to forward memory management functions to lower-level system binaries. It belongs to the Microsoft Windows OS subsystem.
  • Standard Locations:
    • For 64-bit systems (64-bit files): C:\Windows\System32\
    • For 64-bit systems (32-bit files for compatibility): C:\Windows\SysWOW64\
    • For 32-bit systems: C:\Windows\System32\

??? How to Fix the Error Without Downloading the DLL File

Downloading individual .dll files from unofficial third-party websites exposes your computer to severe malware risks. Instead, use these official Windows native tools and trusted steps to fix the problem safely:

1. Run the System File Checker (SFC) and DISM Tools

Windows has built-in diagnostic features designed to automatically identify and restore missing or corrupted system files from a secure local cache.

  1. Press the Windows Key, type cmd, right-click on Command Prompt, and select Run as administrator.
  2. Copy and paste the following command, then press Enter:
    DISM.exe /Online /Cleanup-image /Restorehealth
  3. Wait for the process to complete, then type this command and press Enter:
    sfc /scannow
  4. Restart your computer after the scan finishes.

2. Copy the File from the Local "Downlevel" Folder

Windows maintains an authorized backup pool of API set stubs in its system directories. You can copy the authentic file directly from there.

  1. Open File Explorer and navigate to: C:\Windows\System32\downlevel\.
  2. Locate the file named api-ms-win-core-memory-l1-1-0.dll inside this folder.
  3. Copy it and paste it directly into the installation folder of the specific app or game that is throwing the error.

3. Run Windows Update

Missing API sets are frequently restored by applying cumulative security and ecosystem operating system updates.

  1. Click the Start menu and open Settings (gear icon).
  2. Go to Update & Security (or Windows Update on Windows 11).
  3. Click Check for updates and allow Windows to install all pending critical and optional features.
  4. Restart your PC.

4. Reinstall the Affected Software

If the error only triggers during a single application's launch, the application's original installer package may have sustained a configuration error. Reinstalling the program safely overwrites missing registry and library hooks.

  1. Press Windows Key + R, type appwiz.cpl, and hit Enter.
  2. Right-click the problematic program and choose Uninstall.
  3. Re-run the application's official installer executable file.

If the error persists after trying these steps, let me know the exact name of the application or game that is failing to open, as well as your Windows operating system version so we can look into software-specific patches!

Other versions:
️ api-ms-win-core-memory-l1-1-0.dll 10.0.17134.12 32-bit (x86)
Microsoft Corporation