api-ms-win-downlevel-advapi32-l4-1-0.dll - Analyze and How to Fix Errors

⚠️ Important Notice: Discover the API-ms-win-downlevel-advapi32-l4-1-0.dll file details, functions, and compatibility for Windows systems. Essential for developers and administrators. 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 date	16.07.2016 04:25:54
File version	10.0.14393.0
Antivirus scan	✅ Clean	No viruses detected.
Digital signature	🟡 Not signed	Signature missing. The file may have been modified.
Hash Integrity	✅ MD5: Verified	File Hash protection is missing.
File size	3 kb.	3072 bytes.

Hashes:

MD5: eaad7e19b8979c63c1fbfc7ed93b8dfa ✅
SHA-1: b85790cd473c9300979f0d26edc0d0df17f1260b
SHA-256: f2c24aa827c2cae062e3172f4030b37014b88f159b39cdc60ba42846f319e00d
SHA-512: 02d5fc3ce68d61db1c46f1bde2a3364f8776ec466d64ab4c0dea39e33bafc32f5a4e8b3d363e186d5f67272bacacb4d9559fe3ceb1a8e68d295c92aefc73be2b

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

File Description

The file api-ms-win-downlevel-advapi32-l4-1-0.dll is a dynamic link library (DLL) file used by the Microsoft Windows operating system.

• Purpose: It is an API set template that provides backward compatibility for older applications running on newer versions of Windows.
• Function: It routes advanced Windows API calls (like registry access and security management) from software to the core operating system libraries.

Standard File Location

On a healthy Windows system, this file is located in the following directory:

• C:\Windows\System32\

Note: For 64-bit systems running 32-bit applications, a copy may also exist in C:\Windows\SysWOW64\.

How to Fix the Error Without Downloading

Do not download DLL files from third-party websites, as they often contain malware. Instead, use these built-in Windows tools to fix the error:

1. Run SFC and DISM Tools

Windows can automatically scan and replace missing or corrupted system files.

1. Open the Start Menu.
2. Type cmd, right-click Command Prompt, and select Run as administrator.
3. Type DISM.exe /Online /Cleanup-image /Restorehealth and press Enter. Wait for it to finish.
4. Type sfc /scannow and press Enter.
5. Restart your computer after the scan completes.

2. Reinstall the Visual C++ Redistributable

This error often occurs when the runtime libraries required by your application are corrupted.

1. Open Settings (Win + I) and go to Apps > Installed apps.
2. Look for Microsoft Visual C++ Redistributable packages.
3. Select the latest versions, click Modify, and then click Repair.
4. If repair fails, download the official installer directly from Microsoft to reinstall them.

3. Install Windows Updates

Missing downlevel API files are frequently restored through system updates.

1. Open Settings (Win + I).
2. Go to Windows Update.
3. Click Check for updates and install all pending updates.
4. Restart your PC.

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📊 Diagnostics Tool: Verify Your api-ms-win-downlevel-advapi32-l4-1-0.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-l4-1-0.dll
Other versions:
️ api-ms-win-downlevel-advapi32-l4-1-0.dll 10.0.14393.0 32-bit (x86)