netio.sys Informations - Download and Fix

Sometimes Windows system displays error messages regarding corrupted or missing netio.sys files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent netio.sys file can therefore effect in failed execution of the started process.

netio.sys file Network I/O Subsystem. The file was developed by for use with software. Here you will find detailed information about the file and instructions how to proceed in the event of netio.sys related errors on your device. You can also download netio.sys file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista devices which will (most probably) allow you to solve the problem.

Compatible with: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista

User popularity

3.1 Scanning for malicious software
3.2 System and driver update
3.3 System File Checker tool
3.4 System recovery

4 Download netio.sys

4.1 List of netio.sys file versions

File info

General information
Filename	netio.sys
File extension	SYS
Description	Network I/O Subsystem

Software
Program	Microsoft® Windows® Operating System
Author	Microsoft Corporation

Details
MIME type	application/octet-stream
File type	Driver
System	Windows NT 32-bit
Copyrights	© Microsoft Corporation. All rights reserved.
Character set	Unicode
Language cod	English (U.S.)

Most common netio.sys file related problems

There are various types of errors related to netio.sys file. netio.sys file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to netio.sys file. If you encounter one listed below (or similar), please consider the following suggestions.

netio.sys is corrupted
netio.sys cannot be located
Runtime Error - netio.sys
netio.sys file error
netio.sys file cannot be loaded. Module was not found
cannot register netio.sys file:
netio.sys file could not be loaded
netio.sys file doesn't exist

netio.sys

Application could not be started because netio.sys file is missing. Reinstall the application to solve the problem.

Problems related to netio.sys can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing netio.sys file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

How to fix netio.sys errors in just few steps?

Remember, before taking any action related to system files perform a backup copy of your data!

netio.sys file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with netio.sys file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Installing relevant Microsoft Windows patches and updates may solve your problems related to netio.sys file. Use dedicated Windows tool to perform the update.

Go to the Windows "Start" menu
Type "Windows Update" in the search field
Choose the appropriate software program (name may vary depending on your system version)
Check if your system is up to date. If any unapplied updates are listed, install them immediately.
After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of netio.sys or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to netio.sys file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the netio.sys file with properly working version. To use the tool:

Go to the Windows "Start" menu
Type "cmd" in the search field
Locate "Command Prompt" result – don't run it yet:
Click the right mouse button and select "Run as Administrator" option
Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Another approach is to restore system to previous state, before the netio.sys file error occured. In order to restore your system, follow the instructions below

Go to the Windows "Start" menu
Type "System Restore" in the search field
Start the system restore tool – it's name may differ depending on version of the system
The application will guide you through the process – read the messages carefully
After the process has finished, restart your computer.

If all the above-mentioned methods failed and the netio.sys file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace netio.sys file

The last solution is to manually download and replace netio.sys file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded netio.sys file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of netio.sys file example directory paths.

Windows 10: C:\Windows\System32\drivers\
Windows 8.1: C:\Windows\System32\drivers\
Windows 8: 1: C:\Windows\System32\drivers\
Windows 7: C:\Windows\System32\drivers\
Windows Vista: C:\Windows\System32\drivers\

If the steps did not solve your netio.sys file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename netio.sys

System Windows 10

File size 380320 bytes

Date 2017-03-18

Download

File details
	MD5	e48f4e6973dbb7c68412a95dceebf39f
	SHA1	7a0f822e53209302e1da86b720bb7e45030192c6
	SHA256	fdb7cf2790f87e76a8612520da73b0ce0a25ca434fcae581d06e22a921bb4fcc
	CRC32	7bb52467
	Example file location	C:\Windows\System32\drivers\

Filename netio.sys

System Windows 8.1

File size 333632 bytes

Date 2014-11-21

Download

File details
	MD5	a9dbb03e9f82377a01d36acd3c951561
	SHA1	0754382ffb4e2a56769fe774bf31071af2ff45e5
	SHA256	27ea8b1f9b89e47bcf1d3253f33e5b71cdcc5fe20b699ecc7bff907953dfd4da
	CRC32	acafa502
	Example file location	C:\Windows\System32\drivers\

Filename netio.sys

System Windows 8

File size 345840 bytes

Date 2012-07-26

Download

File details
	MD5	abb12d0ad20b30b25f59ae8ebf3c7e3c
	SHA1	acf5dbe4d83d9dd7d8dcf6efdcc173ef2fda9d7b
	SHA256	7934e32d9d3996f092099f74b93f6ba68704291b82c9bba786df353c5ce83772
	CRC32	a94b11b9
	Example file location	1: C:\Windows\System32\drivers\

Filename netio.sys

System Windows 7

File size 376192 bytes

Date 2010-11-21

Download

File details
	MD5	c8e033ea95337fdce489d1d0348b9a23
	SHA1	3055b7466e41d36b26907b1328fdb76a0ed4ae29
	SHA256	265761c21bd759d4a26a955992dc0f2d11e94738b1b456622cdc300288637e80
	CRC32	eafefbdb
	Example file location	C:\Windows\System32\drivers\

Filename netio.sys

System Windows Vista

File size 347112 bytes

Date 2009-04-11

Download

File details
	MD5	2e4c6d76db8faadcf4a020758cd0b2c5
	SHA1	967be1254767249184b69f2278bdbdf40a9efe6d
	SHA256	1c5a60ec23b1f0fc67825f9daf3c7335a5f1bf3cdb3b69d9feec94909791a853
	CRC32	82702d50
	Example file location	C:\Windows\System32\drivers\