Safe
Free

psisdecd.dll

x86 Windows System
Verified

This is a Core Windows System File

psisdecd.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
psisdecd.dll
Size
493 KB
Version
10.0.20348
Architecture
x86
Source
Windows system
Part of
Windows System

Hash Verification

b3df19fb37498e1286fb23680bfc04b914b867f097b7821bbf800f7f49b8a7b4
a792caba01a6fd11b310bda1388b256e
ADVANCED

Manual DLL Download

Only if installer doesn't work

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

493 KB | x86

1,126 downloads

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

Official Microsoft source

Malware scanned

SHA-256 verified

Other Versions

psisdecd.dll
x64