Download and Fix bowser.sys

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

bowser.sys file NT Lan Manager Datagram Receiver 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 bowser.sys related errors on your device. You can also download bowser.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 bowser.sys

4.1 List of bowser.sys file versions

File info

General information
Filename	bowser.sys
File extension	SYS
Description	NT Lan Manager Datagram Receiver Driver

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 bowser.sys file related problems

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

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

bowser.sys

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

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

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

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

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

Go to the folder where the file should be located and paste the downloaded file. Below is the list of bowser.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 bowser.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 bowser.sys

System Windows 10

File size 78336 bytes

Date 2017-03-18

Download

File details
	MD5	b6895e6a2110164859bf351fce7d586c
	SHA1	f87a13703b4177ec4060a028b41e63d4f94f5c75
	SHA256	d987ff2334a5e8d467c7ce9437e7c36b7b7a646946d4dfe018dc390e3ed9344e
	CRC32	c6862df6
	Example file location	C:\Windows\System32\drivers\

Filename bowser.sys

System Windows 8.1

File size 80896 bytes

Date 2013-08-22

Download

File details
	MD5	bc1fc15a5b1fae717ce441537590fdd3
	SHA1	dadf8ebdff68f4c95dbb6215d2cb135ea6ee12c0
	SHA256	b16a29c37aafd8bb63e96211a7b01a206e3370904f942de0d85aafe8ef49a8e9
	CRC32	0cb45102
	Example file location	C:\Windows\System32\drivers\

Filename bowser.sys

System Windows 8

File size 84992 bytes

Date 2012-07-26

Download

File details
	MD5	d7148e90581185db2cc6a2eed9c8281c
	SHA1	9be04c3bb38357dbb9688d749e328757a0230adb
	SHA256	8e8d87e744895ce035ef484efe66d2ba1cac7947058f0ce40f6b13aa3fff3fec
	CRC32	f6d0c745
	Example file location	1: C:\Windows\System32\drivers\

Filename bowser.sys

System Windows 7

File size 90624 bytes

Date 2009-07-13

Download

File details
	MD5	91ce0d3dc57dd377e690a2d324022b08
	SHA1	15b444090d74d7e14a6aa09b01d1697b5203f89a
	SHA256	61874463956c0bca5139522f34e974e5f638a092e0fd5c59dd30de61d9ab8b0e
	CRC32	06ab7fc2
	Example file location	C:\Windows\System32\drivers\

Filename bowser.sys

System Windows Vista

File size 90624 bytes

Date 2008-01-21

Download

File details
	MD5	8b2b19031d0aeade6e1b933df1acba7e
	SHA1	aea8c2a94bcd613d4f17986ae4f74606c4c00bf0
	SHA256	8f963bbfbcb4a87347d46bee107852daa3966956bcae62c78198951252a5076c
	CRC32	ab33b94c
	Example file location	C:\Windows\System32\drivers\