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What is the wuauserv.dll component needed for?

Simply stated, a DLL file is an unnamed executable file. It cannot be directly invoked, but it can be called by any executable Windows program.

The wuauserv.dll process is also known as Windows Update AutoUpdate Service and is a part of Microsoft Windows Operating System. This software is produced by Microsoft (www.microsoft.com). An obsolete or defective version of wuauserv.dll can cause problems for your computer that can range from slowness to error messages such as these:

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What you should know about wuauserv.dll Windows Update AutoUpdate service

wuauserv.dll is not part of Windows, but it is important nonetheless. Wuauserv.dll is found in the C:\Windows\System32 directory. Frequently occurring are file sizes such as 22,520 bytes (57% of all these files), 6,656 bytes, 23,576 bytes or, as the case may be, 18,392 bytes.
You can end this service, pause it, or restart it by going to System and Security/Administrative Tools/Services in Control Panel. The service does not run under your user account. This wuauserv program does not have a visible window, and does not appear on the taskbar. The wuauserv file was developed by a so-called third party provider - and not by Microsoft. The original file has been signed by a trusted signature authority. This lets you check your copy to see if it is a counterfeit. wuauserv.dll appears to be a file that was compressed by an EXE-Packer. This technique is often used by trojans to keep the file size small and also hamper debugging efforts. However, this in itself is not sufficient reason to presume malicious intent, since even well-intentioned, professional software producers take advantage of compressed files. For this reason, 20% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.

A wuauserv.dll file has a 0% certainty of being dangerous if it is found in a subdirectory of "C:\Program Files". In this case, the file size is usually 6,656 bytes. The file has been digitally signed by Microsoft itself to guarantee its authenticity. The application does not appear as a visible window, but only in Task Manager. There is no file for this wuauserv process. Wuauserv.dll does not come from Microsoft and is not part of the operating system. It is unusual for the service not to provide any indication of how and why it is required.

If you see this file on your hard drive or in Windows Task Manager, please make sure that it is not a malicious variant. It's a fact that many trojans try to cloak their true identity by calling themselves wuauserv.dll. With the above information or by using tools like Security Task Manager you can determine if, in your case, the file is an undesirable variant.

What do other computer users say about wuauserv?

The file spreads very slowly and does not often make an appearance. Therefore, feedback from other users is not yet available.

Summary: source: file.net

How to uninstall the program

To remove Windows Update AutoUpdate service from your computer, please follow the manual instructions below or use an automatic uninstaller product.

  1. Click the Windows Start Button. You find it in the lower left corner of the taskbar.
  2. Type the word uninstall.
  3. Click Add or remove programs.
  4. Now locate the program in the list of displayed applications.
  5. Click the program, and then click Uninstall.
Remove software in Windows 10
wuauserv.dll Windows Update AutoUpdate service fix

How to tell if wuauserv.dll (Windows Update AutoUpdate service) was uninstalled cleanly

After uninstalling, restart your computer. Then start Windows Explorer and see if there is still a folder with the name of the software under C:\Program Files. Be sure to check the Registry as well for remnants of Windows Update AutoUpdate service. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for Windows Update AutoUpdate service or the name of the producer. Always keep in mind that only a computer professional should ever directly delete entries in the Windows Registry.

What to do if a program does not uninstall

The easiest way to remove any kind of software cleanly and accurately is to use an uninstaller tool. Because the uninstaller automatically creates a backup, there is no risk of anything going wrong.

Last but not least

If Windows not working quite right for you, or if startup is taking a long time, or wuauserv.dll is causing problems for you, a good Windows diagnostic tool may very well help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.

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