b44amd64.sys - Repair Issues and Download

Sometimes Windows system displays error messages regarding corrupted or missing b44amd64.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 b44amd64.sys file can therefore effect in failed execution of the started process.

b44amd64.sys file Broadcom Corporation NDIS 5.1 ethernet 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 b44amd64.sys related errors on your device. You can also download b44amd64.sys file compatible with Windows 7, Windows Vista devices which will (most probably) allow you to solve the problem.

Compatible with: Windows 7, Windows Vista

User popularity

Fix b44amd64.sys errors

1 Information about b44amd64.sys file
2 Errors related to b44amd64.sys file
3 How to fix b44amd64.sys related errors?

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

4 Download b44amd64.sys

4.1 List of b44amd64.sys file versions

File info

General information
Filename	b44amd64.sys
File extension	SYS
Description	Broadcom Corporation NDIS 5.1 ethernet driver

Software
Program	Broadcom 440x 10/100 Integrated Controller
Author	Broadcom Corporation

Details
MIME type	application/octet-stream
File type	Driver
System	Windows NT 32-bit
Copyrights	Copyright 1998-2006, Broadcom Corporation.
Character set	Unicode
Language cod	English (U.S.)

Most common b44amd64.sys file related problems

There are various types of errors related to b44amd64.sys file. b44amd64.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 b44amd64.sys file. If you encounter one listed below (or similar), please consider the following suggestions.

b44amd64.sys is corrupted
b44amd64.sys cannot be located
Runtime Error - b44amd64.sys
b44amd64.sys file error
b44amd64.sys file cannot be loaded. Module was not found
cannot register b44amd64.sys file:
b44amd64.sys file could not be loaded
b44amd64.sys file doesn't exist

b44amd64.sys

Application could not be started because b44amd64.sys file is missing. Reinstall the application to solve the problem.

Problems related to b44amd64.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 b44amd64.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 b44amd64.sys errors in just few steps?

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

b44amd64.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 b44amd64.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 b44amd64.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 b44amd64.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 b44amd64.sys file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the b44amd64.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 b44amd64.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 b44amd64.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 b44amd64.sys file

The last solution is to manually download and replace b44amd64.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 b44amd64.sys file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of b44amd64.sys file example directory paths.

Windows 7: C:\Windows\System32\DriverStore\FileRepository\net44amd.inf_amd64_neutral_db76873d4261eb11\
Windows Vista: C:\Windows\System32\DriverStore\FileRepository\net44amd.inf_2a1c7993\

If the steps did not solve your b44amd64.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 b44amd64.sys

System Windows 7

File size 87552 bytes

Date 2009-06-10

Download

File details
	MD5	2bc7c1697b633692a061a4a36ed9dfdd
	SHA1	fc39e6ae0cc9f8a71e3fb418f6f1fdc4364b9100
	SHA256	61c4470c67c1bba0d17010e6c09cb98f2d6cb1a605fbb34ad14aa50f7301e2af
	CRC32	e5ff8bdf
	Example file location	C:\Windows\System32\DriverStore\FileRepository\net44amd.inf_amd64_neutral_db76873d4261eb11\

Filename b44amd64.sys

System Windows Vista

File size 86016 bytes

Date 2006-09-18

Download

File details
	MD5	1624a5ff41bf8ef28e1068d94299ecd8
	SHA1	e64072b993415d01247f7e807a385aab7aa29c77
	SHA256	f554baff0949d910117f959d7f653bd0d2e7329c5673ce42575096ab70099027
	CRC32	70d0453a
	Example file location	C:\Windows\System32\DriverStore\FileRepository\net44amd.inf_2a1c7993\