Safe
Free

efsext.dll

x64 Windows System
Verified

This is a Core Windows System File

efsext.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
efsext.dll
Size
96 KB
Version
10.0.20348
Architecture
x64
Source
Windows system
Part of
Windows System

Hash Verification

f49d8bfac3c3955c403a2ee8e8d43d1dcc1080252ee8581093070adc44bdea1a
132fda6802dac54761bd3c77461b30bc
ADVANCED

Manual DLL Download

Only if installer doesn't work

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

96 KB | x64

1,237 downloads

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

Official Microsoft source

Malware scanned

SHA-256 verified

Other Versions

efsext.dll
x86