DLLme Status Repository Overview
Libraries 213,105
Validated Hashes 1,838,869
Queued for Validation 20,303
Quarantined 2,356

System.IO.Compression.FileSystem.dll

SHA256: f7b14ef65ab0e16814590662a9241670c42c45c7e68d56f24df75d8d382d384e

SHA1: 58d632113e88850349754cfbcf3fcd6c179c5970

MD5: 8ef657202f7c58a95174ba8c83869981

Metadata

Integrity Check
Passed
Metadata
Complete
Company
Microsoft Corporation
Product
Microsoft® .NET
Description
System.IO.Compression.FileSystem
Build Note
System.IO.Compression.FileSystem
Copyright
© Microsoft Corporation. All rights reserved.
Architecture
x86 (32 bit)
Version
8.0.2926.32403
Product Version
8.0.29+18fd75c847399745c43b5970fec840ba71064e80
Backwards Friendly
4.0 (Windows 95)

Security Scan

Last Validated
2026-08-30
First Upload
2026-08-30
Uncompressed Size
14.8KB
Uploader Comment
N/A

Install Instructions

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.