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api-ms-win-downlevel-advapi32-l1-1-0.dll - Analyze and How to Fix Errors

★★★★☆ Verified File (27.08.2026) The file was obtained from the pack Windows 7

⚠️ Important Notice: Meta Description: Discover information about api-ms-win-downlevel-advapi32-l1-1-0.dll, a crucial system file for Windows API functionality. Manually replacing system libraries can brick future Windows updates or cause critical system failures.

Architecture:64-bit (x64)Compatible with only 64-bit Windows
Creation date13.01.2013 22:35:18
File version6.2.9200.16492
Antivirus scan✅ Clean No viruses detected.
Digital signature🟡 Not signedSignature missing. The file may have been modified.
Hash Integrity✅ MD5: VerifiedFile Hash protection is missing.
File size10.5 kb.10752 bytes.

Hashes:

MD5: f49e92b50ced5c9f1725d3c0329fd933 ✅
SHA-1: dcc44f1fb1cb9c88bb4c0c33bf21dafd1fe16e49
SHA-256: 6155fa4d8242f07fc578ff746890c2ee19fc3d6a20ed8ae4c6f021db2dac184f
SHA-512: d877d9bb0cb1b9f3757c5550979944556d7ad2d2faa02801e6d51f7fbba0fd10e1e909fdffafab0347a227aa2f32be23a80ab9c6d3ebe33d9191a4ec734db06d

✅ This file is compatible with 64-bit Windows and ❌ will not work on a 32-bit operating system.

The file api-ms-win-downlevel-advapi32-l1-1-0.dll is a dynamic link library file used by the Windows operating system to ensure backward compatibility for applications.

Description

  • Type: Dynamic Link Library (DLL)
  • Purpose: It is an API Set DLL that redirects legacy Advanced Windows Base API (Advapi32) functions to newer core operating system libraries.
  • Common Cause of Errors: Missing or corrupt file during software updates, compatibility issues running older programs on newer Windows versions, or failed installations of the Microsoft Visual C++ Redistributable packages.

Standard File Location

The file is located in the Windows system directories:

  • 64-bit systems (64-bit files): C:\Windows\System32\
  • 64-bit systems (32-bit files for compatibility): C:\Windows\SysWOW64\

How to Fix the Error Without Downloading the DLL File

Downloading individual DLL files from third-party websites is unsafe and can introduce malware. Use these official built-in Windows tools and installers to repair the file safely.

1. Run the System File Checker (SFC)

Windows has a built-in tool to repair missing or corrupted system files automatically.

  1. Press the Windows Key.
  2. Type cmd.
  3. Right-click Command Prompt and select Run as administrator.
  4. Type sfc /scannow and press Enter.
  5. Wait for the scan to finish and restart your computer.

2. Run the DISM Tool

If the SFC tool cannot fix the file, use the Deployment Image Servicing and Management tool to repair the system image.

  1. Open Command Prompt as an administrator.
  2. Type DISM /Online /Cleanup-Image /RestoreHealth and press Enter.
  3. Restart your computer after the process completes.

3. Reinstall or Repair Microsoft Visual C++ Redistributables

This file is often bundled with specific Windows runtime libraries.

  1. Open the Control Panel and go to Programs and Features.
  2. Look for Microsoft Visual C++ Redistributable installations (specifically 2010, 2012, 2013, or 2015-2022 versions).
  3. Right-click the installation, click Change, and then click Repair.
  4. If repairing fails, download and reinstall the latest complete package directly from the official Microsoft website.

4. Reinstall the Program Causing the Error

If the error only happens when opening one specific application, the program's installation might be broken.

  1. Uninstall the problematic program.
  2. Restart your PC.
  3. Install the program again.

5. Check for Windows Updates

Installing pending Windows updates can replace missing system API files.

  1. Go to Settings > Update & Security > Windows Update.
  2. Click Check for updates.
  3. Install all available updates and restart your device.

📊 Diagnostics Tool: Verify Your api-ms-win-downlevel-advapi32-l1-1-0.dll File

Worried that the file on your PC has been modified by malware? Drop it into the form below. Our script will verify its file size, cryptographic hash (MD5/SHA-1), and check for a valid Microsoft digital signature.

Connected files:
api-ms-win-downlevel-advapi32-l1-1-0.dll
Other versions:
️ api-ms-win-downlevel-advapi32-l1-1-0.dll 6.2.9200.16492 32-bit (x86)