What is the 7-zip.dll component needed for?
Simply put, a DLL file is a renamed executable file. It cannot be executed directly but can be called by any Windows executable program.The 7-zip.dll process is also known as 7-Zip Shell Extension and is a part of Free Zip or, as the case may be, 7-Zip 9.25 alpha. This software is produced by Igor Pavlov (www.7-zip.org). An outdated or faulty version of 7-zip.dll can cause problems for your computer, ranging from slowness to error messages like these:
- 7-Zip Shell Extension has stopped working. Windows is checking for a solution to the problem... (Windows 11, 10, 7)
- 7-Zip Shell Extension has stopped working. A problem caused the program to stop working correctly. Windows will close the program and notify you if a solution is available. (Windows 11, 10, 7)
- 7-zip.dll has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module 7-zip.dll. Read of address 00000000.
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What you should know about 7-zip.dll 7-Zip Shell Extension
7-zip.dll is not part of Windows, but it is important nonetheless. 7-zip.dll is found in a subdirectory of "C:\Program Files".
Frequently occurring are file sizes such as 55,808 bytes (58% of all these files), 56,320 bytes as well as 9 other variants.
This so-called dynamic link library (DLL) contains all the functions that have been transferred to a separate file. These transferred functions are available not only to this particular program, but can also be used by other applications.
There is no concrete documentation available for this service. This file also can also affect other applications by changing their properties. Such manipulation can cause an application to do things other than what it is intended to do. The file does not supply any version information or other description. The program executes in the background, and can only be terminated using Windows Task Manager. The 7-zip file is not part of the Windows operating system.
7-zip.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, 69% 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 7-zip.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 7-zip?
| It's a dll from the compression 7Zip program, It's a more powefull zip, I don't know what that dll do | |
| looks like extension file from 7-Zip mt | |
| Great tool for unpacking .zip, .rar etc. (further information...) Kjeld | |
| probably the result of installing the 7-zip file archiver... (further information...) jodelhobel | |
| Belongs to the Free File Archiver 7Zip. This is for integration in the Kontext-Menu |
Summary: 11 users consider 7-zip.dll essential and should not be removed. One user considers it harmless. However, 2 users consider this to be a suspicious process and would like to get rid of it. For this reason, one user has already deleted 7-zip.dll. source: file.net
How to uninstall Free Zip or 7-Zip 9.25 alpha
To remove 7-Zip Shell Extension from your computer, please follow the manual instructions below.
- Click the Windows Start Button. You can find it in the lower-left corner of the taskbar.
- Type 'uninstall'.
- Click Add or remove programs.
- Now locate Free Zip or 7-Zip 9.25 alpha in the list of displayed applications.
- Click the program, and then click Uninstall.
How to check if 7-zip.dll (7-Zip Shell Extension) was uninstalled completely
After uninstalling, restart your computer. Then open Windows Explorer and check if a folder with the software name still exists under C:\Program Files. Also, check the Registry for remnants of 7-Zip Shell Extension. To do this, start Regedit, then look under HKEY_LOCAL_MACHINE > Software for: 7-Zip Shell Extension or the name of the producer. Keep in mind that only a computer professional should delete entries in the Windows Registry directly.
Last but not least
If Windows is not working properly, startup is slow, or 7-zip.dll is causing problems, a good Windows diagnostic tool may 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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