winverbs32.dll - Analyze and How to Fix Errors

★★★★☆ Verified File (27.08.2026)

⚠️ Important Notice: dll for Windows system optimization and performance enhancement. Essential for software compatibility and stability. 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	09.05.2012 15:01:35
File version	3.1.10307.0
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	30 kb.	30720 bytes.

Hashes:

MD5: ea7c5c6dba7145f65bad91e46c4bc8f3 ✅
SHA-1: 41e00b2832eddeb328a623409c985e4e40077797
SHA-256: 2eb6ff7d9dffeddc8185000945f3fd7856dcb67dde868be65264c43736e006ce
SHA-512: 4645c498650fd10d65e58950de0b84af8794f311914ef741abceb7b920cbee5818b13121f803cb8b399947619b5a025ada8eeafbfa671b063d3e05ab9f17560e

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

File Description

winverbs32.dll is a legitimate dynamic link library file associated with Windows. It is a critical component of the Windows Remote Direct Memory Access (RDMA) subsystem. Specifically, it provides the 32-bit user-mode interface for Network Direct (ND) provider service providers, allowing high-performance, low-latency network communication for enterprise applications.

Standard File Location

On a 64-bit Windows system, this 32-bit file is located in the directory meant for 32-bit compatibility:

C:\Windows\SysWOW64\

(Note: On native 32-bit Windows systems, it resides in C:\Windows\System32\, though it is much less common on modern hardware).

How to Fix winverbs32.dll Errors (Without Downloading)

Do not download this file from third-party websites, as they often contain malware. Use these built-in Windows tools to fix the error safely.

1. Run the System File Checker (SFC)

This utility scans and restores corrupted Windows system files from a secure local cache.

Press the Windows Key.
Type cmd.
Right-click Command Prompt.
Select Run as administrator.
Type sfc /scannow and press Enter.
Wait for the scan to finish.
Restart your computer.

2. Run the DISM Tool

If SFC cannot fix the file, the Deployment Image Servicing and Management (DISM) tool will repair the underlying Windows system image.

Open Command Prompt as an administrator.
Type DISM /Online /Cleanup-Image /RestoreHealth and press Enter.
Let the process reach 100%.
Run the sfc /scannow command one more time.

3. Update or Reinstall Network Drivers

Since this file manages RDMA network infrastructure, outdated network interface card (NIC) drivers can trigger the error.

Right-click the Start Menu.
Select Device Manager.
Expand Network adapters.
Right-click your primary network controller.
Select Update driver.
Choose Search automatically for drivers.

4. Install Pending Windows Updates

Microsoft regularly patches system file bugs and updates network frameworks via standard updates.

Open Windows Settings (Win + I).
Go to Windows Update.
Click Check for updates.
Install all available updates and restart.

📊 Diagnostics Tool: Verify Your `winverbs32.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:
ntdll.dll
├── KERNEL32.dll
├── WS2 32.dll
├── ibal.dll
├── complib.dll
└── winverbs.dll