Safe
Free

duser.dll

x64 Windows System
Verified

This is a Core Windows System File

duser.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
duser.dll
Size
608 KB
Version
10.0.20348
Architecture
x64
Source
Windows system
Part of
Windows System

Hash Verification

2880a55cae7db6f005493aae03c2196e91515f68f1658687040a2a00a47f6e75
70598a4983b7fb7e4239f708ac12df7a
ADVANCED

Manual DLL Download

Only if installer doesn't work

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

608 KB | x64

1,296 downloads

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

Official Microsoft source

Malware scanned

SHA-256 verified

Other Versions

duser.dll
x86