wlansec.dll Informations - Download and Fix

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

wlansec.dll file Windows Wireless LAN 802.11 MSM Security Module DLL. 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 wlansec.dll related errors on your device. You can also download wlansec.dll file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, 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 7, Windows Vista, 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 wlansec.dll

4.1 List of wlansec.dll file versions

File info

General information
Filename	wlansec.dll
File extension	DLL
Description	Windows Wireless LAN 802.11 MSM Security Module DLL

Software
Program	Microsoft® Windows® Operating System
Author	Microsoft Corporation

Details
MIME type	application/octet-stream
File type	Dynamic link library
System	Windows NT 32-bit
Copyrights	© Microsoft Corporation. All rights reserved.
Character set	Unicode
Language cod	English (U.S.)

Most common wlansec.dll file related problems

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

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

wlansec.dll

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

Problems related to wlansec.dll 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 wlansec.dll 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 wlansec.dll errors in just few steps?

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

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

The last solution is to manually download and replace wlansec.dll 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 wlansec.dll file.

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

Windows 10: C:\Windows\System32\
Windows 8.1: C:\Windows\System32\
Windows 8: 1: C:\Windows\System32\
Windows 7: C:\Windows\System32\
Windows 7: C:\Windows\System32\
Windows Vista: ---
Windows Vista: ---

If the steps did not solve your wlansec.dll 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 wlansec.dll

System Windows 10

File size 391168 bytes

Date 2017-03-18

Download

File details
	MD5	46c092806f3c9aef48e40f0a723b8ebe
	SHA1	d9af081ef23b461851a47ea439b8e581e9a7f63b
	SHA256	0d4b75acf431e2c00b31f7c0967d1e9ef4eafd6f2540489fe169ab9f7a688958
	CRC32	403ed7e2
	Example file location	C:\Windows\System32\

Filename wlansec.dll

System Windows 8.1

File size 383488 bytes

Date 2014-11-21

Download

File details
	MD5	dd5fa2e18a77238bfbfecbf547de7fb5
	SHA1	f54ef9619b98da41b2405a9a2a27330709b50515
	SHA256	889a7bb625f0c346ea1572359767f4299e930c5b569f791e4aa9b2a133f8f89e
	CRC32	cae08f39
	Example file location	C:\Windows\System32\

Filename wlansec.dll

System Windows 8

File size 375296 bytes

Date 2012-07-26

Download

File details
	MD5	8f8bb2079b7e8b76cc3f5736320bdc59
	SHA1	88c7d4e919ed93519f81ce37fea26ec11822f7f9
	SHA256	8c5dd58746a3011771f97fc69e39b6958c006647f620947594abf031be32706d
	CRC32	ba522898
	Example file location	1: C:\Windows\System32\

Filename wlansec.dll

System Windows 7

File size 448000 bytes

Date 2009-07-14

Download

File details
	MD5	06a1386b6e3a0cbc368665c1840906f4
	SHA1	2df14b6467020c103ecd07b17bd028655d7af7e4
	SHA256	c10bca5092a0b3f9435ce4d65c7449528c89f5c5243b410878d2ebf516da2fb2
	CRC32	294698ff
	Example file location	C:\Windows\System32\

Filename wlansec.dll

System Windows 7

File size 392192 bytes

Date -0001-11-30

Download

File details
	MD5	20c06a50dfc097e134bc6fa8444ca9bc
	SHA1	6ed21bcf1f76c9c75b4f38b625a766dfc46f5f4d
	SHA256	7739cf0abca918c9a49d655fb4e032163bbfb7064844f0c8ebda282cb0225dfc
	CRC32	1959acf6
	Example file location	C:\Windows\System32\

Filename wlansec.dll

System Windows Vista

File size 302592 bytes

Date -0001-11-30

Download

File details
	MD5	7e13ee080797c22bf295a5c3c7e8681e
	SHA1	b4b8d742a69981385c683e3d63faa990ba2d41d8
	SHA256	ff90656425d351578e8461fcfaf7e8ff27d804ddf7d90e0607b41d50d7616f30
	CRC32	49fc65ae
	Example file location	---

Filename wlansec.dll

System Windows Vista

File size 376320 bytes

Date 2008-01-21

Download

File details
	MD5	e83fec55164bec69b414c58f9759cc65
	SHA1	da6e6f4bb99a15d6f3c5ac128c7ab273430416a3
	SHA256	9f82b399b6487d2b223dd92532f358749db1dac574498122118db55d3af41d0c
	CRC32	199714cf
	Example file location	---