Safe
Free

lsasrv.dll

x64 Windows System
Verified

This is a Core Windows System File

lsasrv.dll is a critical Windows component. If it's missing or corrupted, you should repair Windows rather than replace the file manually.

Recommended: Run System File Checker

sfc /scannow

Open Command Prompt as Administrator and run this command.

Why You Shouldn't Just Download the DLL

  • DLLs depend on other DLLs - copying one file won't fix the chain
  • Runtime packages register components in Windows correctly
  • Version mismatches can cause more problems
  • The official installer handles all of this automatically

Compatibility

Windows Server 2022 Windows Server 2019 Windows Server 2016

File Details

Name
lsasrv.dll
Size
1.47 MB
Version
10.0.20348
Architecture
x64
Source
Windows system
Part of
Windows System

Hash Verification

47c7a4a110812fbab442cb0325da7eb2eff94311c8d1e2da149ab73121e90c8f
a874e04aa9ae9e49b391492cde03ce38
ADVANCED

Manual DLL Download

Only if installer doesn't work

This is a last resort. Try the official installer first.
Download ZIP

1.47 MB | x64

1,012 downloads

Manual Installation Steps
  1. 1 Extract the ZIP file
  2. 2 Copy to C:/Windows/System32/
  3. 3 If needed: regsvr32 lsasrv.dll

Official Microsoft source

Malware scanned

SHA-256 verified