api-ms-win-downlevel-ole32-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: dll for Windows system integration and compatibility. Essential for application support. Manually replacing system libraries can brick future Windows updates or cause critical system failures.

Architecture:	32-bit (x86)	Compatible with 32 and 64-bit Windows
Creation date	13.01.2013 23:11:08
File version	6.2.9200.16492
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	5.5 kb.	5632 bytes.

Hashes:

MD5: 1c60e09ca1c3a045bc4d367f67c915b7 ✅
SHA-1: f1227c719a449f0c23c3ef4c402885a70999674c
SHA-256: df1ed88cb57da1ab1a4245ae0d5b42afa3396ebf67b99411fffb0dd06de1aeaf
SHA-512: 8f842d60f855b2736b62cd2dac653deb573b952ae638a859fe5966db2ccb0607416c5c2bddc4dcde82739f91b7b074907d6937741111b5159b7b6a4babd8a505

✅ This file is compatible with 32-bit Windows and can run on ✅ 64-bit Windows (via the WOW64 subsystem).

File Description

The api-ms-win-downlevel-ole32-l1-1-0.dll file is a dynamic link library (DLL) used by Microsoft Windows. It belongs to the Windows API Downlevel library set. It helps older applications run on newer Windows versions by redirecting legacy OLE (Object Linking and Embedding) functions.

Standard File Location

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

How to Fix Errors Without Downloading the DLL

Downloading individual DLL files from third-party websites is risky and can introduce malware. Use these official Windows methods instead to fix the missing or corrupted file.

1. Run System File Checker (SFC)

Windows has an internal tool to repair missing or corrupted system files automatically.

Type cmd in the Windows search bar.
Right-click Command Prompt and select Run as administrator.
Type sfc /scannow and press Enter.
Wait for the scan to finish and restart your computer.

2. Run DISM Tool

If SFC cannot fix the file, the Deployment Image Servicing and Management (DISM) tool will fetch clean files from Windows Update.

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

3. Install Microsoft Visual C++ Redistributables

Many programs require specific runtime libraries to find these API files.

Go to the official Microsoft website.
Search for Latest supported Visual C++ Redistributable downloads.
Download and install both the x86 and x64 architectures.
Restart your system.

4. Reinstall the Program Causing the Error

If the error only happens when opening a specific app, that app's local files might be corrupted.

Open Windows Settings (Win + I).
Go to Apps > Installed apps.
Locate the problematic program, click it, and select Uninstall.
Reinstall the program using its original setup file.

📊 Diagnostics Tool: Verify Your `api-ms-win-downlevel-ole32-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-ole32-l1-1-0.dll
Other versions:
️ api-ms-win-downlevel-ole32-l1-1-0.dll 6.2.9200.16492 64-bit (x64)