How to Download and Fix wanarp.sys?

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

wanarp.sys file MS Remote Access and Routing ARP 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 wanarp.sys related errors on your device. You can also download wanarp.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 wanarp.sys

4.1 List of wanarp.sys file versions

File info

General information
Filename	wanarp.sys
File extension	SYS
Description	MS Remote Access and Routing ARP 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 wanarp.sys file related problems

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

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

wanarp.sys

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

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

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

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

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

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

System Windows 10

File size 61952 bytes

Date 2017-03-18

Download

File details
	MD5	d7e3dda6fa64f4b51b7df4048f949f1d
	SHA1	4d718558bdc981da621568cee955f6c7bc7b5f15
	SHA256	d225daab9ccfcd57ba75d2301f4fc6ee244cdcf388c1eed5850fea3f7c467dfb
	CRC32	c6d7d07f
	Example file location	C:\Windows\System32\drivers\

Filename wanarp.sys

System Windows 8.1

File size 65024 bytes

Date 2014-11-21

Download

File details
	MD5	e9901d23acd4c7492b4c100212952929
	SHA1	4eb6e0a71cb328c284d6e37c03136aa54c522a52
	SHA256	d7041d4824fe318fb338c9f8d93f982e23a993afbf2c93c733ca245dcaaabf4b
	CRC32	66f042af
	Example file location	C:\Windows\System32\drivers\

Filename wanarp.sys

System Windows 8

File size 70656 bytes

Date 2012-07-26

Download

File details
	MD5	1b4cfb8c5d6c6e9d27453c6e535b28d8
	SHA1	cb090171f215733d5bb9171caf07afd194542d65
	SHA256	c8d22d48218aa1d793b62e27bd33332e4ddfa8b6b428b0d9c3b4d0ceba4a3c66
	CRC32	0a48d9d5
	Example file location	1: C:\Windows\System32\drivers\

Filename wanarp.sys

System Windows 7

File size 88576 bytes

Date 2010-11-21

Download

File details
	MD5	356afd78a6ed4457169241ac3965230c
	SHA1	9b5065aecdaae99f6ba650bad794221bffd24133
	SHA256	ce4d1ee3525c10ac658b20776c3e444de44874c837713dc5311386edfcb18399
	CRC32	a8695d21
	Example file location	C:\Windows\System32\drivers\

Filename wanarp.sys

System Windows Vista

File size 86528 bytes

Date 2009-04-11

Download

File details
	MD5	b8e7049622300d20ba6d8be0c47c0cfd
	SHA1	52a87ebfef3f42a9a5f144756c72e0e564dbee80
	SHA256	57cf218d1f7d505e354a15c552d94e3c5a68c2b07d7a76ebb0c87a0bff5772d9
	CRC32	6d7dc4b1
	Example file location	C:\Windows\System32\drivers\

Filename wanarp.sys

System Windows XP

File size 34560 bytes

Date 2008-04-14

Download

File details
	MD5	e20b95baedb550f32dd489265c1da1f6
	SHA1	fe32ca6be9b526570ed6064b84d938fc10155ca4
	SHA256	5589b2067e6c9fba290d8c5eaddc198ebaf39c50c3cd7d2bc5cda7cbfbc445e5
	CRC32	d856048b
	Example file location	---