Safe
Free

usbui.dll

x86 Windows System
Verified

This is a Core Windows System File

usbui.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
usbui.dll
Size
75 KB
Version
10.0.20348
Architecture
x86
Source
Windows system
Part of
Windows System

Hash Verification

1094a5fc7516f1129b55717d586a99667c2146fef3b1c5f55171139dd2d05bac
eee6a6c20c3234fadc0453a53e48c356
ADVANCED

Manual DLL Download

Only if installer doesn't work

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

75 KB | x86

1,354 downloads

Manual Installation Steps
  1. 1 Extract the ZIP file
  2. 2 Copy to C:/Windows/SysWOW64/
  3. 3 If needed: regsvr32 usbui.dll

Official Microsoft source

Malware scanned

SHA-256 verified

Other Versions

usbui.dll
x64