System.IO.Compression.FileSystem.dll
SHA256: af4207d0131bdceffb5a5ffbda0a1f65be354a78c52750e7d239173f8ede0dc9
SHA1: bad51968dde96d975762c6a45d17a598430d4ff4
MD5: 8377b7deadd2e880cecfb1979963d1e4
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
Product Version
Backwards Friendly
4.0 (Windows 95)
Security Scan
VirusTotal
Last Validated
2026-08-20
First Upload
2026-08-18
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.