Troubleshoot mrxsmb.sys Errors and Download File

Sometimes Windows system displays error messages regarding corrupted or missing mrxsmb.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 mrxsmb.sys file can therefore effect in failed execution of the started process.

mrxsmb.sys file Windows NT SMB Minirdr. 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 mrxsmb.sys related errors on your device. You can also download mrxsmb.sys file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista, Windows XP devices which will (most probably) allow you to solve the problem.

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

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 mrxsmb.sys

4.1 List of mrxsmb.sys file versions

File info

General information
Filename	mrxsmb.sys
File extension	SYS
Description	Windows NT SMB Minirdr

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 mrxsmb.sys file related problems

There are various types of errors related to mrxsmb.sys file. mrxsmb.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 mrxsmb.sys file. If you encounter one listed below (or similar), please consider the following suggestions.

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

mrxsmb.sys

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

Problems related to mrxsmb.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 mrxsmb.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 mrxsmb.sys errors in just few steps?

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

mrxsmb.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 mrxsmb.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 mrxsmb.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 mrxsmb.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 mrxsmb.sys file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the mrxsmb.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 mrxsmb.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 mrxsmb.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 mrxsmb.sys file

The last solution is to manually download and replace mrxsmb.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 mrxsmb.sys file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of mrxsmb.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\
Windows XP: ---

If the steps did not solve your mrxsmb.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 mrxsmb.sys

System Windows 10

File size 412576 bytes

Date 2017-03-18

Download

File details
	MD5	741503d7a6ee4b5d3207dfed5ccf171e
	SHA1	8fcf496506a8b387be63d336675a33b56ae253ab
	SHA256	d144127e38ea11fdd29d896f8f9457d1151323a59c00f823b263046d1340096d
	CRC32	8a151210
	Example file location	C:\Windows\System32\drivers\

Filename mrxsmb.sys

System Windows 8.1

File size 330752 bytes

Date 2014-11-21

Download

File details
	MD5	6ffd467f3bf3e3044e9b212ccd488de1
	SHA1	4aa1138974312a975f824a4c649aebb55db64327
	SHA256	d0ed0714d4d82daca6f66bbef6ea3f7293c0d9dcbcc23f2439dbf11035413220
	CRC32	9eee559e
	Example file location	C:\Windows\System32\drivers\

Filename mrxsmb.sys

System Windows 8

File size 310272 bytes

Date 2012-07-26

Download

File details
	MD5	7e23f6bfb65a90f42359d803d1f335a3
	SHA1	c125bb84ca2a277b33fea83a703350d0bb0b9212
	SHA256	33b7d0578b5645499ae4b7d3503ebf328299e76e002442f73574769a521298f6
	CRC32	fd2e1139
	Example file location	1: C:\Windows\System32\drivers\

Filename mrxsmb.sys

System Windows 7

File size 158208 bytes

Date 2010-11-21

Download

File details
	MD5	faf015b07e3a2874a790a39b7d2c579f
	SHA1	7f03d25b716d4b4342b483899e7efd6808beb7c8
	SHA256	c614b0e80b38ebf7c670eeb833f5e476b33042097da07206d6c5ee3e52b9a427
	CRC32	ccfb776b
	Example file location	C:\Windows\System32\drivers\

Filename mrxsmb.sys

System Windows Vista

File size 135168 bytes

Date 2009-04-11

Download

File details
	MD5	a6c23405a24c0c48a246d4f23f0a387d
	SHA1	5a43d1d0743218dcf98240c0ec456142fa9fb32f
	SHA256	4bae847ffb8c84db442cac5a13b92a465bfd0684e188570be51d80b88470ddbf
	CRC32	20821fe3
	Example file location	C:\Windows\System32\drivers\

Filename mrxsmb.sys

System Windows XP

File size 456576 bytes

Date 2008-04-14

Download

File details
	MD5	68755f0ff16070178b54674fe5b847b0
	SHA1	8aca352187a13dd728dd065701b2a972b4e55941
	SHA256	2ffbce3a67fa7e30e373624521c602e5510c5565f04381c6c9f961253da928a6
	CRC32	df26f3b2
	Example file location	---