System.IO.Compression.FileSystem.dll
SHA256: 43b68dcd560d3a998a781843de8301efb5f14a8d09c9bd5cf456a4cbcb5e57b3
SHA1: 794beb1df8fc90004f1edeaa545e305d15dcda46
MD5: 786c8398a871c4905929ca1c518838f7
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
2026-08-30
First Upload
2025-12-24
Uncompressed Size
15.3KB
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.