Safe
Free

certca.dll

x86 Windows System
Verified

This is a Core Windows System File

certca.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
certca.dll
Size
630 KB
Version
10.0.20348
Architecture
x86
Source
Windows system
Part of
Windows System

Hash Verification

2fd19821a6ba32635d6877f273d6be90f0ffce3b8312d5fda56f9006823c803f
6ec520d8138dad21dd2143585a22a80e
ADVANCED

Manual DLL Download

Only if installer doesn't work

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

630 KB | x86

2,954 downloads

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

Official Microsoft source

Malware scanned

SHA-256 verified

Other Versions

certca.dll
x64