Troubleshoot ipnat.sys Errors and Download File

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

ipnat.sys file IP Network Address Translator. 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 ipnat.sys related errors on your device. You can also download ipnat.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 ipnat.sys

4.1 List of ipnat.sys file versions

File info

General information
Filename	ipnat.sys
File extension	SYS
Description	IP Network Address Translator

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 ipnat.sys file related problems

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

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

ipnat.sys

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

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

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

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

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

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

System Windows 10

File size 185856 bytes

Date 2017-03-18

Download

File details
	MD5	c33c560a42c158dbabcc67df60341dad
	SHA1	ea8cdd386a696df06697ba6732d796025646c717
	SHA256	06a9db8ca4490355a8f07df4eaf441dbdd50e0322867ac1192ee0c161a85d678
	CRC32	a8019556
	Example file location	C:\Windows\System32\drivers\

Filename ipnat.sys

System Windows 8.1

File size 126976 bytes

Date 2014-11-21

Download

File details
	MD5	fa6c94c754a566ea8a61d658932f32de
	SHA1	9136b4418196fef32ac9daa14df63a563a9148e9
	SHA256	aea11a21f850228b23714cbf981c0d038ff5cc22566594e6995ba0994343a256
	CRC32	539672e0
	Example file location	C:\Windows\System32\drivers\

Filename ipnat.sys

System Windows 8

File size 126976 bytes

Date 2012-07-26

Download

File details
	MD5	57b0c0d982013c72911a3f5cba795034
	SHA1	bf6723f827f91940ffb31d26b0a3b53d2d8af10e
	SHA256	2a09bc1565772c3698153a7f0b9727a8b8da4a98cc3e3290a1d8fc2350e9168c
	CRC32	17bf089b
	Example file location	1: C:\Windows\System32\drivers\

Filename ipnat.sys

System Windows 7

File size 116224 bytes

Date 2009-07-14

Download

File details
	MD5	af9b39a7e7b6caa203b3862582e9f2d0
	SHA1	9e440926bd5d2cbd58ff0b17a4a2a9d9eac52e45
	SHA256	67128be7eadbe6bd0205b050f96e268948e8660c4bab259fb0be03935153d04e
	CRC32	b20113a8
	Example file location	C:\Windows\System32\drivers\

Filename ipnat.sys

System Windows Vista

File size 115712 bytes

Date 2008-01-21

Download

File details
	MD5	b7e6212f581ea5f6ab0c3a6ceeeb89be
	SHA1	feffdcc6068bd15bf74aabbd4365f7bef622dd29
	SHA256	c29d7f392116bb09f7047a90702331f200dacfb3c94e7f912932971e0b7f0413
	CRC32	0e8f1d7b
	Example file location	C:\Windows\System32\drivers\

Filename ipnat.sys

System Windows XP

File size 152832 bytes

Date 2008-04-14

Download

File details
	MD5	cc748ea12c6effde940ee98098bf96bb
	SHA1	cada5fe764992d74a8bcee9705a01ef61eaea5df
	SHA256	af523e21c25d9a1715efea573e4f52af5d4fc9f28a2d613f5db629c186c439e0
	CRC32	a9a97842
	Example file location	---