3ware.sys - Repair Issues and Download

Sometimes Windows system displays error messages regarding corrupted or missing 3ware.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 3ware.sys file can therefore effect in failed execution of the started process.

3ware.sys file LSI 3ware SCSI Storport Driver. 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 3ware.sys related errors on your device. You can also download 3ware.sys file compatible with Windows 10, Windows 8.1, Windows 8 devices which will (most probably) allow you to solve the problem.

Compatible with: Windows 10, Windows 8.1, Windows 8

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 3ware.sys

4.1 List of 3ware.sys file versions

File info

General information
Filename	3ware.sys
File extension	SYS
Description	LSI 3ware SCSI Storport Driver

Software
Program	LSI 3ware RAID Controller
Author	LSI

Details
MIME type	application/octet-stream
File type	Driver
System	Windows NT
Copyrights	Copyright (c) 2011 LSI
Character set	Unicode
Language cod	English (U.S.)

Most common 3ware.sys file related problems

There are various types of errors related to 3ware.sys file. 3ware.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 3ware.sys file. If you encounter one listed below (or similar), please consider the following suggestions.

3ware.sys is corrupted
3ware.sys cannot be located
Runtime Error - 3ware.sys
3ware.sys file error
3ware.sys file cannot be loaded. Module was not found
cannot register 3ware.sys file:
3ware.sys file could not be loaded
3ware.sys file doesn't exist

3ware.sys

Application could not be started because 3ware.sys file is missing. Reinstall the application to solve the problem.

Problems related to 3ware.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 3ware.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 3ware.sys errors in just few steps?

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

3ware.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 3ware.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 3ware.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 3ware.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 3ware.sys file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the 3ware.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 3ware.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 3ware.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 3ware.sys file

The last solution is to manually download and replace 3ware.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 3ware.sys file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of 3ware.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\

If the steps did not solve your 3ware.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 3ware.sys

System Windows 10

File size 85920 bytes

Date 2017-03-18

Download

File details
	MD5	201b023b7b08a27b1c7c2fa9fc8bfe84
	SHA1	09ccbc211863529d16eacc902473a88edb4edbdf
	SHA256	cc5dbb497ae7bd3818f48d7c24eddaebc4f23a89132abba29614ef7f3e245d4b
	CRC32	a9e67971
	Example file location	C:\Windows\System32\drivers\

Filename 3ware.sys

System Windows 8.1

File size 86368 bytes

Date 2013-08-22

Download

File details
	MD5	57f7923acc5009218f6591b3c0f62e07
	SHA1	c9b1802abf22ca6d836701c043ad7b87d0acfa83
	SHA256	2c55c3c05063a87aa3b8b4e229f473104de3643b1905214f75643332f60ad77f
	CRC32	d7b841a7
	Example file location	C:\Windows\System32\drivers\

Filename 3ware.sys

System Windows 8

File size 85232 bytes

Date 2012-07-26

Download

File details
	MD5	96191579ddb1a201a2fb79c1d05680b4
	SHA1	7593da6ee61d68b4cbf74f0c2f1d530080ed85c3
	SHA256	0a21c2f3031a9d147df3e34f25f382b54a62b8764c05a26c388c4f05f56e6f73
	CRC32	d34d3cc8
	Example file location	1: C:\Windows\System32\drivers\