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winusbcoinstaller.dll - Analyze and How to Fix Errors

★★★★★ Verified File (27.08.2026)

Description


Creation date: 02.11.2006 16:54:50
File version: 6.0.5841.16388
Antivirus scan: ✅ OK
Category: Runtime
File size: 691.6 kb.
Architecture: 64-bit (x64)
✅ This file is compatible with 64-bit Windows and ❌ will not work on a 32-bit operating system.
How to determine your system architecture: Press keys Win+R , enter symbols wmic os get osarchitecture , press Enter.

Digital file signature winusbcoinstaller.dll

Publisher: Microsoft Corporation
Issuer: Microsoft Windows Verification PCA
Encryption algorithm: SHA1
Time stamp: Nov 2 15:07:41 2006 GMT

A DLL (Dynamic Link Library) file, such as winusbcoinstaller.dll, is a reusable code library that can be shared among multiple programs to perform specific tasks. These files enhance system efficiency by reducing the need for redundant coding.

MD5: 4d96beff088ba6ab48fd3775f87c3438
SHA-1: e70a93f2f4045e650643e9691e61f38c4ce910fa
SHA-256: e48a4651f9f691d1f0c115f50f8e2e2baf18107cc766a0cf0a1c17ef8f6e82db

Where it is used

The winusbcoinstaller.dll file is part of Microsoft Windows and is typically associated with USB device drivers, particularly those related to USB debugging or testing. It supports the installation and uninstallation of USB devices.

Errors related to winusbcoinstaller.dll

The file may encounter errors such as "winusbcoinstaller.dll not found," "missing winusbcoinstaller.dll," or "error loading winusbcoinstaller.dll." These issues can cause system instability and prevent USB devices from functioning properly.

File security

The file is safe and is part of Microsoft’s official Windows distribution. However, if you receive unexpected pop-ups or notice unusual behavior, it's best to run a virus scan or ensure that your system is up-to-date.

winusbcoinstaller.dll was not found
The code execution cannot proceed because winusbcoinstaller.dll was not found
Failed to load winusbcoinstaller.dll
The procedure entry point ... could not be located in winusbcoinstaller.dll

1.
2a. 👉 Try to copy winusbcoinstaller.dll C:\Program Files\Your program\
2b. Also try to copy to bin, lib folders.
2c. Try to copy winusbcoinstaller.dll C:\Program Files (x86)\Your program\
👉 Always create a backup before replacing files.
How do I switch to the current Windows directory?
- Press and hold the key "win" on the keyboard and press the key "r" , then write %windir% and press the key Enter.
How to switch to the directory Program Files (x86) ?
- Press Win+R then enter %ProgramFiles(x86)% and after press Enter.

How to fix errors

  1. Reinstall the program: If you suspect an application associated with this DLL, reinstall it to replace any corrupted files.
  2. Update Windows: Ensure your operating system is up-to-date. Windows updates often include fixes for such issues.
  3. Manually replace winusbcoinstaller.dll:
    1. dll from a trusted source (if available).
    2. Replace the old file with the new one. Be cautious and ensure you download it from a reputable site.

FAQ

Q: Can a virus masquerade as winusbcoinstaller.dll?

No, but it’s always wise to verify the authenticity of files. Only download from trusted sources and use antivirus software.

Q: Should I manually replace winusbcoinstaller.dll every time there's an error?

No, it is usually better to fix the underlying issue rather than manually replacing files. Use tools like Windows Update or system restore first.

Conclusion

The winusbcoinstaller.dll file plays a critical role in managing USB devices on your Windows system. Understanding and addressing any issues related to this DLL can help maintain the stability of your computer.


File Description

winusbcoinstaller.dll is a Microsoft co-installer dynamic link library file. It helps install the Windows USB (WinUSB) driver framework for external hardware devices. It acts as a bridge between a device installation package and the Windows operating system.

Standard File Location

The file is typically located in the following system directories:

  • C:\Windows\System32\
  • C:\Windows\SysWOW64\ (on 64-bit systems for 32-bit compatibility)
  • C:\Windows\System32\DriverStore\FileRepository\ (within specific driver backup folders)

How to Fix winusbcoinstaller.dll Errors Without Downloading

Do not download this file from random third-party websites, as they often contain malware. Use these built-in Windows solutions instead.

1. Reinstall the Problematic Hardware Driver

Errors often occur because a specific USB device driver is corrupt.

  • Right-click the Start button and select Device Manager.
  • Locate the device causing the issue (often marked with a yellow exclamation icon).
  • Right-click the device and select Uninstall device.
  • Disconnect the device from your computer.
  • Restart your PC.
  • Reconnect the device to force Windows to reinstall the driver automatically.

2. Run the System File Checker (SFC)

Windows can automatically repair missing or corrupted system files using built-in caches.

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

3. Run the DISM Tool

If SFC fails, the Deployment Image Servicing and Management tool can repair the Windows system image.

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

4. Trigger a Manual Driver Search

Force Windows to look for the file within its own secure driver repository.

  • Open Device Manager.
  • Right-click your USB controller or the problematic device.
  • Select Update driver.
  • Choose Search automatically for drivers.

?? Next Steps Other versions:
️ winusbcoinstaller.dll 6.0.5841.16388 32-bit (x86)
Similar files:
️winusbcoinstaller2.dll | ️winusbcoinstaller3.dll
Microsoft Corporation