Home > Windows files > NuidFltr.sys

How to eliminate NuidFltr driver problems

The NuidFltr.sys (Filter driver) file is a Windows driver. Generally, drivers are used by Windows to enable internal components like graphic cards and drives, or external devices, such as printers, backup media or input devices.
Click here to check if you need to update your NuidFltr driver.

The NuidFltr.sys process is also known as Filter Driver for Microsoft Hardware HID Non-User Input Data and is a part of Microsoft IntelliType Pro / IntelliPoint. This software is produced by Microsoft (www.microsoft.com). An obsolete or defective version of NuidFltr.sys can cause problems for your computer that can range from slowness to error messages such as these:

Free PC Check

Take advantage of our Free Computer Check to identify problems with NuidFltr.sys

Scan your computer today at no charge with the Windows Repair Tool. This tool helps repair Windows and helps it run faster.


What you should know about NuidFltr.sys Filter driver

NuidFltr.sys is not part of Windows, but it is important nonetheless. NuidFltr.sys is found in the C:\Windows\System32\drivers directory. Frequently occurring are file sizes such as 14,736 bytes (58% of all these files), 18,856 bytes, 9,728 bytes or, as the case may be, 18,504 bytes.
If necessary, you can manually stop or start this driver in the Device Manager. The Device Manager can be found in Windows Control Panel under Hardware and Sound/Devices and Printers/Device Manager. The driver facilitates access to your computer's hardware and accessories. To verify its trustworthiness, Microsoft has provided it with an embedded certificate. This NuidFltr.sys process does not appear as a visible window, but only in Task Manager. There is no concrete documentation available for this service. This file is no part of Microsoft Windows. The file has a digital signature. This confirms that the producer has been registered with a certificate authority. NuidFltr.sys 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, 8% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.

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 NuidFltr.sys. 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 NuidFltr?

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 Microsoft IntelliType Pro / IntelliPoint

NuidFltr.sys Filter driver fix

To remove Filter driver from your computer, please follow the manual instructions below or use an automatic uninstaller product.

  1. Click the Windows Start Button. In Windows 8, look for Control Panel.
  2. Click Control Panel.
  3. Click Uninstall a program.
  4. Look for Microsoft IntelliType Pro / IntelliPoint in the list of available programs.
  5. Click Uninstall.

How to tell if NuidFltr.sys (Filter driver) 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 Filter driver. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for Filter driver 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 NuidFltr.sys 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.

Users with an interest in NuidFltr.sys have also been interested in: NuidFltr.sys [index]