api-ms-win-downlevel-ole32-l1-1-1.dll - Analyze and How to Fix Errors

⚠️ Important Notice: Discover information about api-ms-win-downlevel-ole32-l1-1-1.dll, including its purpose and compatibility in Windows systems. 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	7 kb.	7168 bytes.

Hashes:

MD5: 145d57fde70e3d642cf4e0ff171f224a ✅
SHA-1: 80ddf5dac2c78e8b079717d05631cc80eb880d67
SHA-256: c5b0704e2bb7cdc97ff7a3f25138fbb4d1d14f2b3e44170d49b5560a673b0ee4
SHA-512: 9d95591e60409e2d7ce036ec14f25c026a7beff44cbddc107f8649ade28eb79c14b9b65dd785bff4d175a45753e91ef623ba013aa751a438dbe7fffa96c7d568

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

File Description

The api-ms-win-downlevel-ole32-l1-1-1.dll file is a core system component in Microsoft Windows.

• Type: Dynamic Link Library (DLL).
• Function: It is an API set DLL used for application compatibility. It translates function calls between newer Windows applications and the older Object Linking and Embedding (OLE) core functions (ole32.dll) in older OS versions.
• Association: Part of the Microsoft Visual C++ Redistributable packages and Windows OS API sets.

Standard File Location

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

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

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How to Fix the Error Without Downloading the DLL

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

Method 1: Run SFC and DISM Tools

Windows has built-in tools to find and replace missing or corrupted system files automatically.

1. Press Windows Key, type cmd, right-click Command Prompt, and select Run as administrator.
2. Type the following command and press Enter:

   DISM.exe /Online /Cleanup-image /Restorehealth

3. Wait for the process to complete (this requires an internet connection).
4. Type the next command and press Enter:

   sfc /scannow

5. Restart your computer after the scan finishes.

Method 2: Repair or Reinstall Microsoft Visual C++ Redistributables

This DLL is frequently bundled with software development packages. Repairing these packages fixes the error.

1. Press Windows Key + R, type appwiz.cpl, and press Enter to open Programs and Features.
2. Look through the list for Microsoft Visual C++ Redistributable entries (specifically 2015-2022 versions).
3. Right-click an entry and select Change, then click Repair.
4. Repeat this for both the x86 and x64 versions if available.
5. Restart your PC.

Method 3: Run Windows Update

Missing API downlevel files are often patched through system updates.

1. Press Windows Key + I to open Settings.
2. Go to Update & Security (or Windows Update on Windows 11).
3. Click Check for updates.
4. Install all pending updates and restart your device.

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📊 Diagnostics Tool: Verify Your api-ms-win-downlevel-ole32-l1-1-1.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-ole32-l1-1-1.dll
Other versions:
️ api-ms-win-downlevel-ole32-l1-1-1.dll 10.0.14393.0 32-bit (x86)