DLLme Status Repository Overview
Libraries 214,108
Validated Hashes 1,847,699
Queued for Validation 20,291
Quarantined 2,356
DLL

system.io.ports.dll

Download and install system.io.ports.dll to fix missing or corrupted DLL errors.

(104 Files Available)
Last Updated
Downloads

Repository Analysis

Company
Microsoft Corporation
Product
Microsoft® .NET
Description
System.IO.Ports
Architecture
x86 (32 bit) x86-64 (64 bit) ARM64
Metadata Consensus
45/104 Files 43.3%
Higher percentages indicate stronger agreement across versions. Browse repository metadata to compare variant differences.

Companies

  • Microsoft Corporation 77
  • Unknown 27

Products

  • Microsoft® .NET 45
  • Microsoft® .NET Framework 22
  • Microsoft® .NET Core 10
  • Unknown 27

Descriptions

  • System.IO.Ports 77
  • Unknown 27

Frequently Asked Questions

What is system.io.ports.dll?

Metadata analysis shows system.io.ports.dll is a Dynamic Link Library (DLL) developed by Microsoft Corporation for Microsoft® .NET and is described as “System.IO.Ports” .

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 Most errors occur because the DLL is missing, corrupted, or outdated.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 Uploads

Browse all files to filter by metadata and to view the latest version available.

NEW Verified
system.io.ports.dll
by Microsoft Corporation
for Microsoft® .NET
System.IO.Ports
Provides classes for controlling serial ports. Commonly Used Types: System.IO.Ports.SerialPort
Version: 10.0.1126.37416
Product Version: 10.0.11+e2f47b0110ed922f21a1522da67279133ce28f32
Language: - (0)
Uploaded: Aug 31, 2026   Size: 86.8KB
SHA256: 9d694a86e9894a37d12972c8cb673198d569450f29dd53c84d6170a12fefcd39
SHA1: 537c9d2093d4f2f5cbfca3f3b196fa3b8d2f4073
MD5: 9eb2fc671ba438e35690027a66a4233f
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
NEW Verified
system.io.ports.dll
by Microsoft Corporation
for Microsoft® .NET
System.IO.Ports
Provides classes for controlling serial ports. Commonly Used Types: System.IO.Ports.SerialPort
Version: 10.0.25.52411
Product Version: 10.0.0+b0f34d51fccc69fd334253924abd8d6853fad7aa
Language: - (0)
Uploaded: Aug 31, 2026   Size: 87.3KB
SHA256: 07d5dd93fd379a93fc5bbfb69724326306a02a3869be9d3f86e74a511f165f10
SHA1: c3409b5e4cf9a847005cd51732647a043058d74c
MD5: bae2a9c35225e4b844f38d3725f23a2d
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
NEW Verified
system.io.ports.dll
by Microsoft Corporation
for Microsoft® .NET
System.IO.Ports
Provides classes for controlling serial ports. Commonly Used Types: System.IO.Ports.SerialPort
Version: 10.0.826.23019
Product Version: 10.0.8+94ea82652cdd4e0f8046b5bd5becbd11461482ca
Language: - (0)
Uploaded: Aug 31, 2026   Size: 86.8KB
SHA256: 33082e8892a0b105cb0011341a4faf1e6d21ab501926465b2eb86f340133151b
SHA1: fc2350a00f377f68c1b401ca7814f4a9727760c9
MD5: f0ccbb7c1e62d2fb9fc6361da72f0cf3
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
NEW Verified
system.io.ports.dll
by Microsoft Corporation
for Microsoft® .NET
System.IO.Ports
Provides classes for controlling serial ports. Commonly Used Types: System.IO.Ports.SerialPort
Version: 10.0.25.45207
Product Version: 10.0.0-rc.1.25451.107+2db1f5ee2bdda2e8d873769325fabede32e420e0
Language: - (0)
Uploaded: Aug 31, 2026   Size: 36.8KB
SHA256: 2a63622f2d33d28d929317dafd0c0671e558a5335087215e2ec83052873169b1
SHA1: c437c1c7b332ea544c47fc28e83b04441bf95e74
MD5: 518ad9442d9e7a984fc33e4c96c8b161
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
NEW Verified
system.io.ports.dll
by Microsoft Corporation
for Microsoft® .NET
System.IO.Ports
Provides classes for controlling serial ports. Commonly Used Types: System.IO.Ports.SerialPort
Version: 10.0.826.23019
Product Version: 10.0.8+94ea82652cdd4e0f8046b5bd5becbd11461482ca
Language: - (0)
Uploaded: Aug 31, 2026   Size: 36.3KB
SHA256: 7f4fd6be1dc8dda52fcd1d98babfe51b3afcf44e067c36045ca208f40a6b83a8
SHA1: 94d150be3a2db431cbb82593f7f53da9ebcccc0a
MD5: 08beb5e796d374dde90e75df891663cf
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD