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How to Repair efslsaext.dll? Download Now

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

efslsaext.dll file LSA extension for EFS. 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 efslsaext.dll related errors on your device. You can also download efslsaext.dll file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7 devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 10, Windows 8.1, Windows 8, Windows 7

File info

General information
Filename efslsaext.dll
File extension DLL
Description LSA extension for EFS
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.)
efslsaext.dll

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

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

efslsaext.dll

Error

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

OK

Problems related to efslsaext.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 efslsaext.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.

efslsaext.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

Virus Scan

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with efslsaext.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.

Windows Update

Installing relevant Microsoft Windows patches and updates may solve your problems related to efslsaext.dll file. Use dedicated Windows tool to perform the update.

  1. Go to the Windows "Start" menu
  2. Type "Windows Update" in the search field
  3. Choose the appropriate software program (name may vary depending on your system version)
  4. Check if your system is up to date. If any unapplied updates are listed, install them immediately.
  5. 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 efslsaext.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

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 efslsaext.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the efslsaext.dll file with properly working version. To use the tool:

  1. Go to the Windows "Start" menu
  2. Type "cmd" in the search field
  3. Locate "Command Prompt" result – don't run it yet:
  4. Click the right mouse button and select "Run as Administrator" option
  5. Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Windows Recovery

Another approach is to restore system to previous state, before the efslsaext.dll file error occured. In order to restore your system, follow the instructions below

  1. Go to the Windows "Start" menu
  2. Type "System Restore" in the search field
  3. Start the system restore tool – it's name may differ depending on version of the system
  4. The application will guide you through the process – read the messages carefully
  5. After the process has finished, restart your computer.

If all the above-mentioned methods failed and the efslsaext.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 efslsaext.dll file

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

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

If the steps did not solve your efslsaext.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 efslsaext.dll
System Windows 10
File size 55808 bytes
Date 2017-03-18
File details
MD5 5ddae7883c5ec51dacbad05ed052369c
SHA1 c343abee11b49721309086ffcc89fc611e658aa8
SHA256 51daa4eb731387433e95759806ce58a6b61ac95bb79d13de814863ceb8aea152
CRC32 158cb2d3
Example file location C:\Windows\System32\
Filename efslsaext.dll
System Windows 8.1
File size 39936 bytes
Date 2014-11-21
File details
MD5 ede1b6cc54b458b925f787020d01ed5a
SHA1 db17877bd8731ae4ac54a0f8a7f532d75ae1245b
SHA256 58c6f24a50344362286efb92d419f70659e3f51971534b5b9ab1c3e93925bd13
CRC32 e88b9ec7
Example file location C:\Windows\System32\
Filename efslsaext.dll
System Windows 8
File size 36864 bytes
Date 2012-07-26
File details
MD5 13e8ad3203140f09e1a627deda699f3a
SHA1 63189f46668ae4df1e62be8bfe24c714bdf0eacd
SHA256 970ae6dd9724d7291408498ea0ce9be5d32951c3140899b46e08fbebfe6aff22
CRC32 66ee68c6
Example file location 1: C:\Windows\System32\
Filename efslsaext.dll
System Windows 7
File size 56832 bytes
Date 2009-07-14
File details
MD5 90bdefc5df334e5100eaa781d798de1a
SHA1 f7575202cf1c19fbaf5764f29b362dc0fa623c3a
SHA256 f48b650d811b6d57d2252e326c0c9cc74534be9d510e7d3403f91d1c5c36281e
CRC32 da122a23
Example file location C:\Windows\System32\