How to Fix lsasrv.dll Missing Error – Step by Step

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How to Fix lsasrv.dll Missing Error (Solved)

How to Fix lsasrv.dll Missing Error (Solved)

What is lsasrv.dll?

lsasrv.dll short for Local Security Authority Subsystem Service Dynamic Link Library file is an essential component of the Windows operating system. It assists in managing security-related tasks on a network or within a local system. This includes handling user authentication and maintaining security policies.

Why is lsasrv.dll missing?

The lsasrv.dll file can go missing due to several reasons including malware infections that may corrupt system files accidental deletion during routine maintenance or software installation/uninstallation processes and system updates that fail or are interrupted.

Step-by-Step Fixes:

Method 1: Reinstall Visual C++ Redistributable

lsasrv.dll is often associated with Microsoft’s Visual C++ Redistributable packages so reinstalling the appropriate version can help resolve the issue.

  1. Download the Visual C++ Redistributable package that corresponds to your Windows version from the official Microsoft website.
  2. Run the downloaded installation file and follow the on-screen instructions to complete the installation process.

Method 2: Run SFC /scannow command

Running the System File Checker (SFC) tool can help repair missing or corrupted system files including lsasrv.dll.

  1. Press Windows Key + X and select “Command Prompt (Admin)” or “PowerShell (Admin)” from the menu.
  2. Type the following command and press Enter:
    sfc /scannow

Allow the scanning process to complete. Restart your computer if prompted.

Method 3: Update System Drivers

Outdated drivers can sometimes cause issues with system files like lsasrv.dll. Updating your system drivers may help resolve the problem.

  1. Press Windows Key + X and select “Device Manager” from the menu.
  2. In the Device Manager find the device category that contains the driver you want to update then click on the arrow next to it to expand the list of devices.
  3. Right-click on the device for which you want to update the driver then select “Update Driver” from the context menu.
  4. Follow the prompts to search for and install the latest driver version.

Conclusion

The lsasrv.dll missing error can be troublesome but by following these step-by-step fixes you should be able to resolve the issue and restore your system’s security functionality.

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