Troubleshoot L2SecHC.dll Errors and Download File

Sometimes Windows system displays error messages regarding corrupted or missing L2SecHC.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 L2SecHC.dll file can therefore effect in failed execution of the started process.

L2SecHC.dll file Layer 2 Security Diagnostics Helper Classes. 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 L2SecHC.dll related errors on your device. You can also download L2SecHC.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 L2SecHC.dll

4.1 List of L2SecHC.dll file versions

File info

General information
Filename	L2SecHC.dll
File extension	DLL
Description	Layer 2 Security Diagnostics Helper Classes

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 L2SecHC.dll file related problems

There are various types of errors related to L2SecHC.dll file. L2SecHC.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 L2SecHC.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

L2SecHC.dll is corrupted
L2SecHC.dll cannot be located
Runtime Error - L2SecHC.dll
L2SecHC.dll file error
L2SecHC.dll file cannot be loaded. Module was not found
cannot register L2SecHC.dll file:
L2SecHC.dll file could not be loaded
L2SecHC.dll file doesn't exist

L2SecHC.dll

Application could not be started because L2SecHC.dll file is missing. Reinstall the application to solve the problem.

Problems related to L2SecHC.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 L2SecHC.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 L2SecHC.dll errors in just few steps?

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

L2SecHC.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 L2SecHC.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 L2SecHC.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 L2SecHC.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 L2SecHC.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the L2SecHC.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 L2SecHC.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 L2SecHC.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 L2SecHC.dll file

The last solution is to manually download and replace L2SecHC.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 L2SecHC.dll file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of L2SecHC.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 L2SecHC.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 L2SecHC.dll

System Windows 10

File size 152576 bytes

Date 2017-03-18

Download

File details
	MD5	c0243fa642c9f75a438a77a3c0ca8139
	SHA1	b743698b93377b09283210e2f64ecba58f0550c4
	SHA256	690b767186a1239175b689eb936b575354595484bb510ab8849df9cfa86faaf8
	CRC32	c2d2ea1d
	Example file location	C:\Windows\System32\

Filename L2SecHC.dll

System Windows 8.1

File size 151040 bytes

Date 2014-11-21

Download

File details
	MD5	558021ca069290c4aad55055771a0a97
	SHA1	36fc569c77d9d2df757066c32021ac2f7bfd0634
	SHA256	2a84cdd8df64c96eb1ef6ce198ea3def719cf70334e3de70b6d4fe3a903b4d2a
	CRC32	19d4a9e5
	Example file location	C:\Windows\System32\

Filename L2SecHC.dll

System Windows 8

File size 148480 bytes

Date 2012-07-26

Download

File details
	MD5	7032fd801158c486637d447dea3c6741
	SHA1	2dcc38a61f9ca8f21debf9b1727c432c4eb33b56
	SHA256	6950d089cf488b5c8839481f11f511808a9c8c2c0bf944032c7d5e6be70f76da
	CRC32	5d050ec1
	Example file location	1: C:\Windows\System32\

Filename L2SecHC.dll

System Windows 7

File size 190976 bytes

Date 2009-07-14

Download

File details
	MD5	18a842be4b8a5a8a72213cb6229fcaa7
	SHA1	84257bbcb064e1c7502036f6cc059fed253490c8
	SHA256	50917a72a0c020cebec7bf202487986d3a8e626f735727544ecd293e25037058
	CRC32	97776dbb
	Example file location	C:\Windows\System32\

Filename L2SecHC.dll

System Windows 7

File size 180224 bytes

Date -0001-11-30

Download

File details
	MD5	f4e13e8fc9d1ce7623ddd120f9eb8ad1
	SHA1	7808c7f02275773c9c0667adedaeb3b8a7bca48f
	SHA256	68f3f085d6e42ae2c8e7db3f9821128a44f77fd81ef19e6cb884d8d8f71cf8ca
	CRC32	da42df53
	Example file location	C:\Windows\System32\

Filename L2SecHC.dll

System Windows Vista

File size 156672 bytes

Date 2008-01-21

Download

File details
	MD5	5150261a9d3aef1f74cfa842af3af203
	SHA1	e10ce54dc1dcb11afa5c9c82d2428b5a76e50d93
	SHA256	cd14a4353af2fc387594d71f9498f42e54975aae6436734c73d4361a032820c3
	CRC32	9398708f
	Example file location	---

Filename L2SecHC.dll

System Windows Vista

File size 126976 bytes

Date -0001-11-30

Download

File details
	MD5	51affe8b2f918b510365613addeeb2d1
	SHA1	9af35f7fbdc4b630756f4d214696d075b9eaf85f
	SHA256	04ba237edb101fd451b332462373685e972746f4d61d48b1ef54197eddafca4f
	CRC32	4deb1da2
	Example file location	---