Wlansec.dll download

Windows Wireless LAN 802.11 MSM Security Module DLL

Since you decided to visit this page, chances are you’re either looking for wlansec.dll file, or a way to fix the “wlansec.dll is missing” error. Look through the information below, which explains how to resolve your issue. On this page, you can download the wlansec.dll file as well.

What is Wlansec.dll?

Wlansec.dll a DLL (Dynamic Link Library) file, developed by Microsoft, which is referred to essential system files of the Windows OS. It usually contains a set of procedures and driver functions, which may be applied by Windows.

What is Wlansec.dll used for?

Wlansec.dll file, also known as Windows Wireless LAN 802.11 MSM Security Module DLL, is commonly associated with Microsoft® Windows® Operating System. It is an essential component, which ensures that Windows programs operate properly. Thus, if the wlansec.dll file is missing, it may negatively affect the work of the associated software.

What is Wlansec.dll is missing error mean?

There are multiple reasons that may cause wlansec.dll errors. These include Windows registry issues, malicious software, faulty applications, etc.

Error messages related to the wlansec.dll file can also indicate that the file has been incorrectly installed, corrupted or removed.

Other common wlansec.dll errors include:

  • “wlansec.dll is missing”
  • “wlansec.dll error loading”
  • “wlansec.dll crash”
  • “wlansec.dll was not found”
  • “wlansec.dll could not be located”
  • “wlansec.dll Access Violation”
  • “The procedure entry point wlansec.dll error”
  • “Cannot find wlansec.dll”
  • “Cannot register wlansec.dll”
wlansec.dll - System Error The program can`t start because wlansec.dll is missing from your computer. Try reinstalling the program to fix problem.

How to fix Wlansec.dll missing error?

If the “wlansec.dll is missing” error occurs, you may use one of the methods below – manual or automatic – to solve the problem. The manual method assumes that you download the wlansec.dll file and put it inside the game/application installation folder, while the second method is much easier as it allows you to automatically fix the error with minimum effort.

Method 1: Download Wlansec.dll

Search through available versions of wlansec.dll from the list below, select the correct file and press the “Download” link. If you cannot decide which version to choose, read the article below or use the automatic method to resolve the issue

Wlansec.dll, 8 available versions

Bits & Version File size Language Description Checksums
32bit 6.3.9600.16384 371.5 KB U.S. English Windows Wireless LAN 802.11 MSM Security Module DLL
MD5 94a7ac34e1bf248a3a3eef0781b0f0a7
SHA1 5fe63b120937ec1d97d6fba2295e75c5680a32b7
32bit 6.2.9200.16451 366.5 KB U.S. English Windows Wireless LAN 802.11 MSM Security Module DLL
MD5 85cb05487b63cb22b49c3ec4e7675bba
SHA1 8373196f2a5b169b66bae578fe3b96bf093e48f1
32bit 6.1.7600.16385 383.0 KB U.S. English Windows Wireless LAN 802.11 MSM Security Module DLL
MD5 20c06a50dfc097e134bc6fa8444ca9bc
SHA1 6ed21bcf1f76c9c75b4f38b625a766dfc46f5f4d
32bit 6.0.6001.18288 295.5 KB U.S. English Windows Wireless LAN 802.11 MSM Security Module DLL
MD5 2938e3b155c2647137a1910f534e66be
SHA1 69488c5e1b12c8a728a1b0505b8630b3caff24e6
64bit 6.0.6001.18288 368.0 KB U.S. English Windows Wireless LAN 802.11 MSM Security Module DLL
MD5 35a5f28b8834489d01110858051880dd
SHA1 3c2abe5ae6b3fe1df7ad90b255615fbdba869064
64bit 10.0.14393.0 451.5 KB U.S. English Windows Wireless LAN 802.11 MSM Security Module DLL
MD5 5dc555412796eabbae64d50b781d3a23
SHA1 e730ff6531469ac1e6cbd2caa71427dbad27bb15
32bit 10.0.10586.306 386.0 KB U.S. English Windows Wireless LAN 802.11 MSM Security Module DLL
MD5 51df6fc12b5ef8ca87414d79c98cbc7a
SHA1 bd5db7c83b748efc6faa2b58e987732806ee19d9
64bit 10.0.10586.122 452.5 KB U.S. English Windows Wireless LAN 802.11 MSM Security Module DLL
MD5 53ac4b2658807691d2a485ee0f8a50e9
SHA1 9572cee0835e39ac6653c3f4ac1ca8a3d2301b17

How to choose the correct version of Wlansec.dll?

First, look through descriptions in the table above and select the proper file for your program. Pay attention to whether it’s a 64-, or 32-bit file, as well as the language it uses. For 64-bit programs, use 64-bit files if they are listed above.

It’s best to choose those dll files which language corresponds to the language of your program, if possible. We also recommend downloading the latest versions of dll files for an up-to-date functionality.

Where to place the Wlansec.dll file?

To repair the “wlansec.dll is missing” error, put the file inside the application/game installation folder. Alternatively, you can place the wlansec.dll file within the Windows system directory.

How to register Wlansec.dll?

If putting the missing wlansec.dll file into the proper directory doesn’t solve the problem, you’ll have to register it. To do so, copy your DLL file to the C:\Windows\System32 folder, and open a command prompt with admin rights. There, type “regsvr32 wlansec.dll” and press Enter.

Method 2: Fix the missing Wlansec.dll error automatically

With WikiDll Fixer you can automatically repair wlansec.dll errors. The utility will not only download the correct version of wlansec.dll for absolutely free and suggest the right directory to install it but also resolve other issues related to the wlansec.dll file.
  • Step 1: Click the “Download App. ” button to get an automatic tool, provided by WikiDll.
  • Special offer. See more information about Outbyte and unistall instrustions. Please review Outbyte EULA and Privacy Policy

  • Step 2: Install the utility by following simple installation instructions.
  • Step 3: Launch the program to fix your wlansec.dll errors and other issues.

special offer


See more information about Outbyte and unistall instrustions. Please review Outbyte EULA and Privacy Policy

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: windows-versions

Limitations: trial version offers an unlimited number of scans, backup, restore of your windows registry for FREE. Full version must be purchased.

Method 3: Fix Wlansec.dll missing error with System File Checker (SFC)

Many users are familiar with the sfc / scannow system file integrity check command, which automatically checks and fixes protected Windows system files. To execute this command, you have to run command prompt as administrator.
  • Step 1: Start the command line as an administrator in Windows by pressing Win key on your keyboard and typing "Command Prompt" in the search field, then - right-click on the result and select Run as administrator. Alternatively, you can press Win + X key combination which will open the menu where you can select Command Prompt (Admin).
  • Step 2: Type sfc / scannow while in Command Prompt and hit Enter.

After entering the command, a system check will begin. It will take a while, so please be patient. Once operation is complete you will get the message “Windows Resource Protection found corrupt files and successfully repaired them.” or “Windows Resource Protection found corrupt files but was unable to fix some of them”.

Keep in mind that System File Checker (SFC) cannot fix integrity errors for those system files that are currently being used by operating system. To fix these files you have to run SFC command through the command prompt in the Windows recovery environment. You can get into Windows Recovery Environment from the login screen, by clicking Shutdown, then holding down the Shift key while selecting Restart.

In Windows 10, you can press Win key, select Settings > Update & security > Recovery and under Advanced Startup, click Restart now. You can also boot from the installation disk or bootable USB flash drive with the Windows 10 distribution. On the installation screen select your preferred language and then select “System Restore”. After that, go to “Troubleshooting” > “Advanced Settings” > “Command Prompt”. Once in Command Prompt type the following command: sfc /scannow /offbootdir=C:\ /offwindir=C:\Windows where C is the partition with the installed operating system, and C: \ Windows is the path to the Windows 10 folder.

This operation will take a while and it is important to wait until it is complete. When finished, close the command prompt and restart the computer as usual.

Method 4: Fix corrupted Wlansec.dll file by performing System Restore

System Restore is very useful when you want to fix wlansec.dll error. Using the "System Restore" function, you can choose restore Windows to the date when the wlansec.dll file was not damaged. Thus, restoring Windows to an earlier date cancels changes made to system files. Please follow the steps below to roll back Windows using System Restore and get rid of wlansec.dll error.
  • Step 1: Press the Win + R keys combination to launch Run dialog.
  • Step 2: Type rstrui in the Run text box and click OK or hit Enter. It will open the system recovery utility.
  • Step 3: The “System Restore” window may include the “Choose a different restore point” option. If so, select this option and click Next. Check the “Show more restore points” checkbox to see a complete list of dates.
  • Step 4: Select a date to restore Windows 10. Keep in mind that you need to select a recovery point that will restore Windows to the date when the wlansec.dll error message did not appear.
  • Step 5: Click the "Next" button and then click "Finish" to confirm your restore point.

At this point, your computer will reboot normally and boot up with restored version of Windows, and wlansec.dll error should be resolved.

Method 5: Scan your PC for malware to fix wlansec.dll error

Sometimes wlansec.dll error can happen because of malware on your computer. The malicious software can intentionally corrupt DLL files in order to substitute them with its own malicious files. Therefore, your number one priority should be to scan your computer for malware and eliminate it as soon as possible.

OPTION 1 - Windows Defender

The new version of Windows 10 has a built-in application called "Windows Defender", which allows you to check your computer for viruses and remove malware, which is difficult to remove in a running operating system. In order to use the Windows Defender Offline scan, go to the settings (Start - Gear icon or Win + I key), select "Update and Security" and go to the "Windows Defender" section.
How to use Windows Defender Offline Scan
  • Step 1: Press Win key or click on Start and click on Gear icon. Alternatively press Win + I key combination.
  • Step 2: Select Update and Security option and go to Windows Defender section.
  • Step 3: At the bottom of the defender settings there is the checkbox " Windows Defender Offline scan". To start it, click "Scan Now". Note that you have to save all unsaved data before rebooting your PC.

After clicking “Scan Now” burton, the computer will reboot and automatically start searching viruses and malware. Upon completion of the scan, the computer will restart, and in the notifications, you will see a report on the completed scan.

OPTION 2 - Malwarebytes

Malwarebytes products are one of the most popular and effective to fight malware and unwanted programs, and they will come in handy even when you have a high-quality third-party antivirus installed. Scanning in the new version of Malwarebytes can be performed in real time and manually. To initiate manual scan please follow the steps below:
  • Step 1: Launch the Malwarebytes program and click Scan Now button. Also, you can select Scan option on the left side of the program’s window and click Full Scan. The system will begin scanning and you will be able to see the scan results.
  • Step 2: Select items that you want to quarantine and press “Quarantine Selected” button. When quarantined, you may be prompted to reboot the computer.
  • Step 3: After the program has been restarted, you can delete all quarantined objects by going to the appropriate section of the program or restore some of them if it turned out that after quarantining something from your software began to work incorrectly.

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