Safe
Free

authfwcfg.dll

x64 Windows System
Verified

This is a Core Windows System File

authfwcfg.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
authfwcfg.dll
Size
556 KB
Version
10.0.20348
Architecture
x64
Source
Windows system
Part of
Windows System

Hash Verification

9433c8a1e8e96612966cffe0eb5eae6f645b7478624b3befb3d9d29dd42dba78
f04dfd81bb91f3bd767135e2105baa10
ADVANCED

Manual DLL Download

Only if installer doesn't work

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

556 KB | x64

4,862 downloads

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

Official Microsoft source

Malware scanned

SHA-256 verified

Other Versions

authfwcfg.dll
x86