How to Repair CERTINTL.DLL? Download Now

Sometimes Windows system displays error messages regarding corrupted or missing CERTINTL.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 CERTINTL.DLL file can therefore effect in failed execution of the started process.

CERTINTL.DLL file Create a self-signed digital certificate. 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 CERTINTL.DLL related errors on your device. You can also download CERTINTL.DLL file compatible with Windows 10, Windows 7, Windows Vista, Windows XP, Windows 8 devices which will (most probably) allow you to solve the problem.

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

File info

General information
File extension DLL
Description Create a self-signed digital certificate
Program SelfCert
Author Microsoft Corporation
MIME type application/octet-stream
File type Dynamic link library
System Windows NT 32-bit
Copyrights © 2010 Microsoft Corporation. All rights reserved.
Character set Windows, Latin1
Language cod English (U.S.)

There are various types of errors related to CERTINTL.DLL file. CERTINTL.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 CERTINTL.DLL file. If you encounter one listed below (or similar), please consider the following suggestions.

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



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


Problems related to CERTINTL.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 CERTINTL.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.

CERTINTL.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 CERTINTL.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 CERTINTL.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 CERTINTL.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 CERTINTL.DLL file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the CERTINTL.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 CERTINTL.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 CERTINTL.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 CERTINTL.DLL file

The last solution is to manually download and replace CERTINTL.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 CERTINTL.DLL file.

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

  • Windows 10: C:\Program Files\Microsoft Office\Office15\1033\
  • Windows 7: C:\Program Files (x86)\Microsoft Office\Office14\1033\
  • Windows Vista: ---
  • Windows XP: ---
  • Windows 8: ---

If the steps did not solve your CERTINTL.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

System Windows 10
File size 12440 bytes
Date 2017-05-10
File details
MD5 1708159478108887a7d3f915344a8cfe
SHA1 8073098015cc18e0e05eb67211bbe001b0b3d906
SHA256 76c71fab62730b305cc2b9d56e7e957f00233d4f1e92d7978a5789d9679f3618
CRC32 7d1ffb2f
Example file location C:\Program Files\Microsoft Office\Office15\1033\
System Windows 7
File size 12176 bytes
Date 2017-05-10
File details
MD5 66e4166b7e129a29ffea58df424951ab
SHA1 fb94aeeff9350c2e96edaf8a46ac6d877ab8e944
SHA256 11707a82d563861e06148fb2733c515a9ad6c30e5a48c92b7df6f87274e34c62
CRC32 83ee2f93
Example file location C:\Program Files (x86)\Microsoft Office\Office14\1033\
System Windows Vista
File size 13128 bytes
Date 2017-05-10
File details
MD5 0c6401b763188e325ea886063e787e9f
SHA1 4669bdf563debbbb86a6806a64c560e9c3fd8bac
SHA256 0e486428557ac40b59c7f4ba94ff0c3e4077342f7e63f0d5af82fd44dfbe4ad5
CRC32 8007e6da
Example file location ---
System Windows XP
File size 13376 bytes
Date 2017-05-10
File details
MD5 088c985fd9139a11e9f99f6ce9b80037
SHA1 c76ef1623911f0c8bd63b45a28e58af39d886b72
SHA256 7d5bbaf5645568e993563b185c5407c25b84fea596da846320f652324030c2d5
CRC32 27c33642
Example file location ---
System Windows 8
File size 12440 bytes
Date 2017-05-10
File details
MD5 1708159478108887a7d3f915344a8cfe
SHA1 8073098015cc18e0e05eb67211bbe001b0b3d906
SHA256 76c71fab62730b305cc2b9d56e7e957f00233d4f1e92d7978a5789d9679f3618
CRC32 7d1ffb2f
Example file location ---