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Validated Hashes 1,788,753
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DLL

7za.dll

Download and install 7za.dll to fix missing or corrupted DLL errors.

(68 Files Available)
Last Updated
Downloads

Repository Analysis

Company
Igor Pavlov
Product
7-Zip
Description
7z Standalone Plugin
Architecture
x86-64 (64 bit) x86 (32 bit) ARM64
Metadata Consensus
64/68 Files 94.1%
Higher percentages indicate stronger agreement across versions. Browse repository metadata to compare variant differences.

Companies

  • Igor Pavlov 64
  • Igor Pavlov, Tino Reichardt 1
  • Unknown 3

Products

  • 7-Zip 66
  • 7-Zip ZS 1
  • Unknown 1

Descriptions

  • 7z Standalone Plugin 60
  • 7z Plugin 6
  • Modified for use by Altap Salamander 1
  • Unknown 1

Frequently Asked Questions

What is 7za.dll?

Metadata analysis shows 7za.dll is a Dynamic Link Library (DLL) developed by Igor Pavlov for 7-Zip and is described as “7z Standalone Plugin” .

DLL files (Dynamic Link Libraries) are shared core modules used by Windows programs to run efficiently without duplicating code. Most errors occur because the DLL is missing, corrupted, or outdated. In many cases, reinstalling the related application, repairing Windows, or replacing the DLL resolves the issue.

How do I fix missing DLL errors?
1

Software Fix

Fully uninstall and reinstall the program causing the error. If you are not sure what program is broken, look at the available file metadata above for hints. If a clean reinstall fails, download and install the DLL file manually.

2

Windows System Fix

Make sure Windows is fully updated. To repair system files automatically, right-click the Start menu, open PowerShell (Admin), and run these two commands in order:

Step A DISM /Online /Cleanup-Image /RestoreHealth
Step B sfc /scannow
How do I install DLL files?
1

Download & Extract

Download the file, right-click the folder, and extract all files to your computer.

2

Install the .DLL

Move the extracted DLL file into the root folder of the software that is giving you the error (where its .exe file is located), or place it in the system directory below:

32-bit → C:\Windows\SysWOW64
64-bit → C:\Windows\System32
3

Restart the Program

Close and reopen the program or game so Windows can look for and load the new DLL file.

How do I register DLL files?

Most DLL files do not need registration. However, if your file is a COM component and requires explicit system registration, follow these steps:

1

Open Terminal

Right-click the Start menu and open PowerShell (Admin) or Command Prompt (Admin).

2

Run Command

Type the command below for your file type and press Enter. You can drag and drop the DLL file directly into the terminal window to fill its path automatically.

64-bit regsvr32 "C:\path\to\filename.dll"
32-bit C:\Windows\SysWOW64\regsvr32 "C:\path\to\filename.dll"

Latest Releases

NEW Verified
7za.dll
by Igor Pavlov
for 7-Zip
7z Standalone Plugin
Version: 25.01
Product Version: 25.01
Language: U.S. English (1033)
Uploaded: Aug 20, 2026   Size: 456.3KB
SHA256: 66ab7b3bc7a1404169f23a32a6d5e867d4b84af407dda141f2a131afd87747dd
SHA1: d312c2e376f25fefadb1c071d706e9b9a0daea10
MD5: 728c1066ce314125f7405b28294e2806
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
Verified
7za.dll
by Igor Pavlov
for 7-Zip
7z Standalone Plugin
Version: 25.01
Product Version: 25.01
Language: U.S. English (1033)
Uploaded: Dec 24, 2025   Size: 286KB
SHA256: 70ec1932b96df75878371bd78f188fd644511e9db916632b906c9b4cb40f5848
SHA1: eae2ef29afda2f82235f4e2e456368d21f37b33a
MD5: 9088bdb0a7fc8aa5332f4a4d0f331a8c
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
Verified
7za.dll
by Igor Pavlov
for 7-Zip
7z Standalone Plugin
Version: 23.01
Product Version: 23.01
Language: U.S. English (1033)
Uploaded: Dec 24, 2025   Size: 300.9KB
SHA256: a13f19aff963da09a032e9667faa9e9b5859fed995bafd6aa4ec00dc8ecf8734
SHA1: b6a6a3b806740747bc428555758a7c890c8b2560
MD5: e6f47eeec12b10f390958313561e9c62
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
Verified
7za.dll
by Igor Pavlov
for 7-Zip
7z Standalone Plugin
Version: 25.01
Product Version: 25.01
Language: U.S. English (1033)
Uploaded: Dec 24, 2025   Size: 416.1KB
SHA256: 6d5f995a8722550fa94b37943c659df961c07867ee234be2d151f9ab1723419f
SHA1: 073aa3b946d0112d33ca08adbb1839cb9d3f6f3b
MD5: 1fa5244b2a2a627e51ee3929d8079207
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
Verified
7za.dll
by Igor Pavlov
for 7-Zip
7z Standalone Plugin
Version: 25.01
Product Version: 25.01
Language: U.S. English (1033)
Uploaded: Dec 24, 2025   Size: 406KB
SHA256: af80aa034718b11cbd1edd10bbeebdf5e63cdf31ca7ea3dfd33ea053e4693c45
SHA1: aba03c58e7cee546b448e62af31e87e13eef7a91
MD5: 9a9fa9bc21d5ab99e81b5c7089fb63b2
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD