Safe
Free

wuuhext.dll

x64 Windows System
Verified

This is a Core Windows System File

wuuhext.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
wuuhext.dll
Size
400 KB
Version
10.0.20348
Architecture
x64
Source
Windows system
Part of
Windows System

Hash Verification

d4e78f755cf7ab10a04dfcce5fdf2a955ce850ce3632dcdebe2888bc3ec2fb82
1328b551b42cc2dc973bd793b5441a9e
ADVANCED

Manual DLL Download

Only if installer doesn't work

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

400 KB | x64

700 downloads

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

Official Microsoft source

Malware scanned

SHA-256 verified