api-ms-win-downlevel-user32-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: Get detailed information about api-ms-win-downlevel-user32-l1-1-0.dll, including its purpose and system requirements. 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	13.01.2013 22:31:48
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	4 kb.	4096 bytes.

Hashes:

MD5: 72723d3e4781badc62c3180c137e7b23 ✅
SHA-1: 04654dc51565256164ab3bb19b0d7506d7f1b1cc
SHA-256: 0bda5292928578c5da79c761e15b8a892b9d4a3da26d3635e714797c653cf492
SHA-512: d7ca9c9403d769c893fc017c375391fbae1bc7f7001b3ad17fc7491247e47394dfe2c5e2ad79a01cbcdc59421b5c8baed569f24ac886531d9d8757f65425789a

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

api-ms-win-downlevel-user32-l1-1-0.dll Guide

The file api-ms-win-downlevel-user32-l1-1-0.dll is a Windows API Set dynamic link library. It provides backward compatibility for user interface functions.

Standard File Location

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

How to Fix the Error Without Downloading

Do not download DLL files from third-party websites. They often contain malware. Use these safe, built-in methods instead.

1. Run SFC and DISM Scan

Windows can automatically repair missing system files.

Open Command Prompt as Administrator.
Type sfc /scannow and press Enter.
After it finishes, type DISM /Online /Cleanup-Image /RestoreHealth and press Enter.
Restart your computer.

2. Install Windows Updates

Missing API sets are often resolved through official updates.

Open Settings (Press Win + I).
Go to Update & Security > Windows Update.
Click Check for updates.
Install all pending updates and restart.

3. Reinstall Visual C++ Redistributables

This file belongs to the Windows software development framework.

Open Control Panel > Programs and Features.
Look for Microsoft Visual C++ Redistributable packages.
If corrupted, right-click and select Change, then Repair.
Alternatively, reinstall the latest packages from the official Microsoft website.

4. Reinstall the Problematic Program

If the error occurs only when opening a specific application:

Uninstall that application completely.
Restart your PC.
Install the application again.

If you need more specific help, let me know:

Which program triggers this error?
What version of Windows are you using?
When did this error start happening?

📊 Diagnostics Tool: Verify Your `api-ms-win-downlevel-user32-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-user32-l1-1-0.dll
Other versions:
️ api-ms-win-downlevel-user32-l1-1-0.dll 6.2.9200.16492 32-bit (x86)