Safe
Free

oleacc.dll

x64 Windows System
Verified

This is a Core Windows System File

oleacc.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
oleacc.dll
Size
420 KB
Version
10.0.20348
Architecture
x64
Source
Windows system
Part of
Windows System

Hash Verification

000193eff1e7252559b068cf9006f200294ebaaec77526a46549f33a524fc53f
265481f585e8a3a7d6d0903ce54855fe
ADVANCED

Manual DLL Download

Only if installer doesn't work

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

420 KB | x64

1,063 downloads

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

Official Microsoft source

Malware scanned

SHA-256 verified

Other Versions

oleacc.dll
x86