What is 7-zipn.dll?

The genuine 7-zipn.dll file is a software component of 7-Zip by Igor Pavlov.
7-zipn.dll is a DLL (Dynamic Link Library) file that belongs to 7-Zip, a file compression and data archiving program. DLL files store data, code and resources needed by one or more programs in order to function correctly. This is not a critical Windows component and should be removed if known to cause problems. 7-Zip is an open-source program that features a high compression ration in the 7z format, data encryption in the AES-256 bit standard, self-extracting capability, integration with the Windows Shell, a file manager, and support for multiple languages. The program supports the Windows platform. Igor Pavlov is a Russian programmer that is best known for creating the file archiving and compression tool, 7-Zip and its toolset. He also the created the 7z archive format, as well as a few other experimental programs such as 7-max, 7-benchmark, UFA, 777 and BIX.

7-zipn stands for 7-Zip Shell Extension for Windows NT

7-zipn.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 7-zipn.dll is a Windows system file or if it belongs to an application that you can trust.

Click to Run a Free Scan for 7-zipn.dll related errors

7-zipn.dll file information

The process known as 7-Zip Shell Extension belongs to software 7-Zip or Sprachtrainer Fonts by Igor Pavlov (

Description: 7-zipn.dll is not essential for the Windows OS and causes relatively few problems. 7-zipn.dll is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 130,048 bytes (42% of all occurrences), 114,176 bytes, 125,952 bytes, 129,536 bytes or 126,464 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. There is no description of the program. The program is not visible. There is no detailed description of this service. It can change the behavior of other programs or manipulate other programs. 7-zipn.dll is not a Windows core file. Therefore the technical security rating is 68% dangerous, however you should also read the user reviews.

Uninstalling this variant: The software vendor offers the option to uninstall 7-Zip or Sprachtrainer Fonts from your computer using the Control Panel applet Uninstall a Program.

Recommended: Identify 7-zipn.dll related errors

Important: Some malware camouflages itself as 7-zipn.dll, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the 7-zipn.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's a part of 7-zip compress program
  WeRoica   (further information)
7-zip compression program
zip & unzip files
Part of the 7-Zip program by Igor Pavlov - manipulates ZIP, RAR,GZ, TAR, 7z and other compressed filetypes
  Robert   (further information)
Pack Programm
Schelles Arbeiten und kann mit Viruspr├╝fung gekoppelt werden. Programm arbeitet nur bei Aktivierung!

Summary: Average user rating of 7-zipn.dll: based on 10 votes with 7 user comments. 10 users think 7-zipn.dll is essential for Windows or an installed application.

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Best practices for resolving 7-zipn issues

A clean and tidy computer is the key requirement for avoiding problems with 7-zipn. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic 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 6resmon 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 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the 7-zipn.dll process on your computer, the following programs have proven to be helpful: ASecurity 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. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

7-zipn.dll [all]