certprop.dll - How to Fix? Download Now

Sometimes Windows system displays error messages regarding corrupted or missing certprop.dll files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent certprop.dll file can therefore effect in failed execution of the started process.

certprop.dll file Microsoft Smartcard Certificate Propagation Service. The file was developed by for use with software. Here you will find detailed information about the file and instructions how to proceed in the event of certprop.dll related errors on your device. You can also download certprop.dll file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista

File info

General information
Filename certprop.dll
File extension DLL
Description Microsoft Smartcard Certificate Propagation Service
Program Microsoft® Windows® Operating System
Author Microsoft Corporation
MIME type application/octet-stream
File type Dynamic link library
System Windows NT 32-bit
Copyrights © Microsoft Corporation. All rights reserved.
Character set Unicode
Language cod English (U.S.)

There are various types of errors related to certprop.dll file. certprop.dll file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to certprop.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

  • certprop.dll is corrupted
  • certprop.dll cannot be located
  • Runtime Error - certprop.dll
  • certprop.dll file error
  • certprop.dll file cannot be loaded. Module was not found
  • cannot register certprop.dll file:
  • certprop.dll file could not be loaded
  • certprop.dll file doesn't exist



Application could not be started because certprop.dll file is missing. Reinstall the application to solve the problem.


Problems related to certprop.dll can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing certprop.dll file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

certprop.dll file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Virus Scan

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with certprop.dll file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Windows Update

Installing relevant Microsoft Windows patches and updates may solve your problems related to certprop.dll file. Use dedicated Windows tool to perform the update.

  1. Go to the Windows "Start" menu
  2. Type "Windows Update" in the search field
  3. Choose the appropriate software program (name may vary depending on your system version)
  4. Check if your system is up to date. If any unapplied updates are listed, install them immediately.
  5. After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of certprop.dll or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to certprop.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the certprop.dll file with properly working version. To use the tool:

  1. Go to the Windows "Start" menu
  2. Type "cmd" in the search field
  3. Locate "Command Prompt" result – don't run it yet:
  4. Click the right mouse button and select "Run as Administrator" option
  5. Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Windows Recovery

Another approach is to restore system to previous state, before the certprop.dll file error occured. In order to restore your system, follow the instructions below

  1. Go to the Windows "Start" menu
  2. Type "System Restore" in the search field
  3. Start the system restore tool – it's name may differ depending on version of the system
  4. The application will guide you through the process – read the messages carefully
  5. After the process has finished, restart your computer.

If all the above-mentioned methods failed and the certprop.dll file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace certprop.dll file

The last solution is to manually download and replace certprop.dll file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded certprop.dll file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of certprop.dll file example directory paths.

  • Windows 10: C:\Windows\System32\
  • Windows 8.1: C:\Windows\System32\
  • Windows 8: 1: C:\Windows\System32\
  • Windows 7: C:\Windows\System32\
  • Windows Vista: C:\Windows\System32\

If the steps did not solve your certprop.dll file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename certprop.dll
System Windows 10
File size 182272 bytes
Date 2017-03-18
File details
MD5 5d11bf7e34a89aaa02f42ddc1cde0489
SHA1 b6aa5bf812997afb4268e120f0399df71c04f86e
SHA256 61c13bb348b2db19a334df62d488c6ecd2af7eecedc7bc25206e35dbbccc4d9f
CRC32 67e8ecb9
Example file location C:\Windows\System32\
Filename certprop.dll
System Windows 8.1
File size 126976 bytes
Date 2014-11-21
File details
MD5 6b590a53c3ce72ea5608e9a4c0879718
SHA1 04ec8c34de93557fd5998e263cd70565da863fe0
SHA256 fea0e693b44a80d7bed85c8ed136fa79081a398d887a1fcf856811354d38dfbf
CRC32 3e21bc10
Example file location C:\Windows\System32\
Filename certprop.dll
System Windows 8
File size 115200 bytes
Date 2012-07-26
File details
MD5 baee72bfbec7b96aa85f861a6f4fe428
SHA1 0f3316b33a5937ac55d1b031f5cb12ba4e966da9
SHA256 78e6c63848c5afcd67c08f2a17bfd764524b8a9117eaf74cd5514f8239e155cb
CRC32 03d5e5aa
Example file location 1: C:\Windows\System32\
Filename certprop.dll
System Windows 7
File size 80384 bytes
Date 2010-11-21
File details
MD5 f17d1d393bbc69c5322fbfafaca28c7f
SHA1 2c1d895ab5a2f918a80057a9a2b8a735f9256b1b
SHA256 62a1a92b3c52adfd0b808d7f69dd50238b5f202421f1786f7eaeaa63f274b3e8
CRC32 76d611a3
Example file location C:\Windows\System32\
Filename certprop.dll
System Windows Vista
File size 49664 bytes
Date 2009-04-11
File details
MD5 5a268127633c7ee2a7fb87f39d748d56
SHA1 7f09c601a6628865221c6b0d62f6f32782a39297
SHA256 45c530a0ee0108543a75b9427f77ebb5e8350ae16c235763b6f32e72ce15c449
CRC32 842b2941
Example file location C:\Windows\System32\