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

★★★★★ Verified File (27.08.2026)

Description


Creation date: 20.11.2015 06:52:50
File version: 10.0.10586.15
Antivirus scan: ✅ OK
Category: System
File size: 18.9 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-handle-l1-1-0.dll

Publisher: Microsoft Corporation
Issuer: Microsoft Code Signing PCA
Encryption algorithm: SHA1
Time stamp: Apr 5 06:03:42 2018 GMT

The api-ms-win-core-handle-l1-1-0.dll is a dynamic link library (DLL) file that forms part of the Windows operating system. It contains essential functions and APIs required by various system components and applications for managing handles, which are references to objects within the operating system.

MD5: 66f1c693660ef55df2d8b3547d9c5cfc
SHA-1: 6c70bede6d10cfebba1cabc7d0503b223fc7040c
SHA-256: 87b6355e30277d491c841f7abd2854b092c5b9905ad646fd5d2416522c8b150f

Where it is used

This DLL file is primarily used in the Windows core subsystems. It supports low-level operations such as handle management, which includes creating, closing, duplicating, and querying information about handles to system objects like files, sockets, and threads. This file ensures that applications can interact with these underlying resources efficiently.

It is likely used by numerous Windows components including the File Explorer, Task Manager, and other system utilities that require access to core operating system functionalities.

Errors related to api-ms-win-core-handle-l1-1-0.dll

If you encounter errors like "api-ms-win-core-handle-l1-1-0.dll not found," "missing api-ms-win-core-handle-l1-1-0.dll," or "error loading api-ms-win-core-handle-l1-1-0.dll," it may indicate that the file is corrupted, missing, or has been tampered with. These errors can manifest as system crashes, application failures, and other performance issues.

File security

The file characteristics suggest it is a trusted Windows component. The absence of imports and the presence of Microsoft timestamps indicate that this DLL has been verified by Microsoft to be genuine. However, if you suspect the file may have been tampered with or replaced by malware, it's advisable to verify its integrity using known checksums or through an anti-virus scan.

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

1.
2a. 👉 Try to copy api-ms-win-core-handle-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-handle-l1-1-0.dll C:\Program Files (x86)\Your program\
👉 Before you replace any files, make sure to back them up.
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: Reinstallation can repair any corrupted files and restore functionality. Check if the application that requires this DLL is updated or needs a reinstallation.
  • Update Windows: Ensure your operating system is up to date, as updates often include security patches and bug fixes.
  • Manually replace api-ms-win-core-handle-l1-1-0.dll: You can use this page to download or verify the file's integrity before manually replacing it in the system directory.

FAQ

Q: How do I know if my api-ms-win-core-handle-l1-1-0.dll is corrupted?

A: You can check for errors when running applications or the operating system. Common signs include crashes, blue screens, and application failure messages related to this DLL.

Q: Where can I find a replacement api-ms-win-core-handle-l1-1-0.dll?

A: You can download it from Microsoft's official channels or reputable software repositories. Ensure you verify the file using checksums before installation.

Conclusion

The api-ms-win-core-handle-l1-1-0.dll is a crucial system component that helps manage handles to objects within Windows. Ensuring its integrity and availability can prevent various errors and improve the overall stability of your system.


Direct Answer

The api-ms-win-core-handle-l1-1-0.dll file is a system-provided API-set stub library responsible for routing internal object handle operations to core Windows subsystem functions. Errors associated with this file usually mean your operating system is missing essential Windows Updates or has a corrupted Microsoft Visual C++ Redistributable installation.

File Description & Standard Location

  • Description: This is a system API-set DLL file used by application developers to ensure application compatibility across different versions of Windows. It maps fundamental object management functions (like closing or duplicating handles) from kernel32.dll or kernelbase.dll.
  • Standard File Location:
    • For 64-bit systems (64-bit files): C:\Windows\System32\
    • For 64-bit systems (32-bit files for compatibility): C:\Windows\SysWOW64\
    • It may also reside within individual application directories or the C:\Windows\WinSxS\ (Windows Side-by-Side) folder.

How to Fix the Error Without Downloading the File

Never download individual DLL files from third-party websites, as they often contain malware or cause system instability. Use these safe, built-in methods instead:

1. Run the Deployment Image & System File Checker

Windows includes local system repair tools that replace missing or corrupted system files using cached, authentic versions.

  1. Press the Windows Key, type cmd, right-click on Command Prompt, and select Run as administrator.
  2. Type DISM.exe /Online /Cleanup-image /Restorehealth and press Enter. Let it finish.
  3. Type sfc /scannow and press Enter.
  4. Restart your computer after the verification reaches 100%.

2. Repair Microsoft Visual C++ Redistributables

Many apps require the official runtime components already stored securely on your machine or bundled locally within the app installation package.

  1. Open the Control Panel and navigate to Programs and Features.
  2. Scroll down to find the Microsoft Visual C++ Redistributable packages (specifically 2015–2022 variants).
  3. Click on a package, select Change, and then click Repair.
  4. Repeat this step for both the x86 and x64 versions, then restart your PC.

3. Install Pending Windows Updates

API-set stubs are regularly maintained and updated through official Windows Service packs.

  1. Open Settings (Win + I).
  2. Go to Update & Security (or Windows Update on Windows 11).
  3. Click Check for updates.
  4. Download and install all critical and optional framework updates.

If you are still experiencing the error, let me know:

  • What specific app or game triggers this error message?
  • Which version of Windows (e.g., Windows 7, 10, or 11) is currently running on your device?

I can provide targeted troubleshooting steps for that exact software.

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