What is pu_nod32.dll?

Pu_nod32.dll is a Windows DLL file. DLL is the abbreviation for Dynamic Link Library. DLL files are needed by programs or web browser extensions, because they contain program code, data, and resources. The following information can help you determine if pu_nod32.dll is a Windows system file or if it belongs to an application that you can trust.

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Pu_nod32.dll file information

The process known as NOD32 - on-demand scanner belongs to software NOD32 Antivirus System by Eset (

Description: Pu_nod32.dll is not essential for the Windows OS and causes relatively few problems. The file pu_nod32.dll is located in a subfolder of "C:\Program Files". The file size on Windows 10/8/7/XP is 90,112 bytes. 
A .dll file (Dynamic Link Library) is a special type of Windows program containing functions that other programs can call. This .dll file can be injected to all running processes and can change or manipulate their behavior. The program has no visible window. The service has no detailed description. It can change the behavior of other programs or manipulate other programs. It is not a Windows system file. pu_nod32.dll appears to be a compressed file. Therefore the technical security rating is 70% dangerous; however you should also read the user reviews.

Uninstalling this variant: If problems with pu_nod32.dll come up, you can safely remove the program using the uninstall program of NOD32 antivirus system or NOD32 antivirus systeem (Control Panel ⇒ Uninstall a Program).

Recommended: Identify pu_nod32.dll related errors

Important: Some malware camouflages itself as pu_nod32.dll. Therefore, you should check the pu_nod32.dll process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


User Comments

It is part of NOD 32 Antivirus   (further information)
NOD32 antivirus system

Summary: Average user rating of pu_nod32.dll: based on 3 votes with 2 user comments. 3 users think pu_nod32.dll is essential for Windows or an installed application.

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Best practices for resolving pu_nod32 issues

A clean and tidy computer is the key requirement for avoiding problems with pu_nod32. This means running a scan for malware, cleaning your hard drive using cleanmgr and sfc /scannow, uninstalling programs that you no longer need, checking for Autostart programs (using msconfig) and enabling Windows' Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the pu_nod32.dll process on your computer, the following programs have proven to be helpful: Security Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. Malwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

pu_nod32.dll [all]