Download certmgr.dll to Fix Errors

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

certmgr.dll file Certificates snap-in. 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 certmgr.dll related errors on your device. You can also download certmgr.dll file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, Windows Vista, Windows XP 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 7, Windows Vista, Windows Vista, Windows XP

File info

General information
Filename certmgr.dll
File extension DLL
Description Certificates snap-in
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 certmgr.dll file. certmgr.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 certmgr.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

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



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


Problems related to certmgr.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 certmgr.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.

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

The last solution is to manually download and replace certmgr.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 certmgr.dll file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of certmgr.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\SysWOW64\
  • Windows 7: C:\Windows\SysWOW64\
  • Windows Vista: ---
  • Windows Vista: ---
  • Windows XP: ---

If the steps did not solve your certmgr.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 certmgr.dll
System Windows 10
File size 1973760 bytes
Date 2017-03-18
File details
MD5 cc5e8b974bc8a9e813fed3d1fc5102c3
SHA1 da2310bbb8eb79f6632882fe156b8df6adb2aca5
SHA256 640cffaf08bad9160579e843a4b69d9e53b36c3910e97d062515f114ef9fe4f7
CRC32 297a6482
Example file location C:\Windows\System32\
Filename certmgr.dll
System Windows 8.1
File size 1984000 bytes
Date 2014-11-21
File details
MD5 3e6c3ab7293fb57e0935ba5645c3c115
SHA1 0be617fb28c2c94df86b5b6b4ba3df68c162a75b
SHA256 ff7df3138e284dc19af0f5faec8788a2a1b33109815968a6cb75d5656673140d
CRC32 17cea2fb
Example file location C:\Windows\System32\
Filename certmgr.dll
System Windows 8
File size 1934336 bytes
Date 2012-07-26
File details
MD5 91c8ea72a528953dcd8c7559b6dede3d
SHA1 153459a72a5dab5b33b1ef067bba772c27aa3257
SHA256 b849bfbaf4d080d42883a44342923b838fdcbecac037643583a602d7320b2d66
CRC32 b8151c20
Example file location 1: C:\Windows\System32\
Filename certmgr.dll
System Windows 7
File size 1555456 bytes
Date -0001-11-30
File details
MD5 34bef0783e17e760be6dbefb888a94b8
SHA1 91c51d86c6197f8118e045bfe4ad1d4e8a328c27
SHA256 81942fead5512075e29dacad360f90f7349e4a7bf7e3b8ab4c72ae1cec4c8686
CRC32 63647967
Example file location C:\Windows\SysWOW64\
Filename certmgr.dll
System Windows 7
File size 1796096 bytes
Date 2010-11-21
File details
MD5 60eb9db7a449fc083d2f02b0a0425104
SHA1 cc6412eef05b0e08219a82eb665523b558c3d972
SHA256 668b068ca9c9de818693daf1651199a4a82f580dcb19bfd7a2faba0dd47577b4
CRC32 b982a35c
Example file location C:\Windows\SysWOW64\
Filename certmgr.dll
System Windows Vista
File size 1748992 bytes
Date 2009-04-11
File details
MD5 1e72cd50db40a2034e37c1d269d518bf
SHA1 4483503880e6aab5d4c6bb7eb38f7ce88cd40245
SHA256 bb95a2970368ca2b3dc9e3850c1ef0935525c179fee95e9574c3f0c1981095df
CRC32 98448c5a
Example file location ---
Filename certmgr.dll
System Windows Vista
File size 1502720 bytes
Date -0001-11-30
File details
MD5 423cfd439195b8178208de7beee52540
SHA1 27f83d1b0dddd143b419e4348151e9495726fca5
SHA256 f96d8788954360c81a00539c7a8eb0be83c182fa56ae5a1c55028f22a84cf239
CRC32 c0bdbbdf
Example file location ---
Filename certmgr.dll
System Windows XP
File size 457728 bytes
Date 2008-04-14
File details
MD5 f137739e3ab15387a813c37a235bae24
SHA1 9ee3847cc88228ab4e19bdd57ec817241bc1e4a2
SHA256 c998c8520bf8a5dd572b2507818dcf3054f9e0b5d5ff24e8b55d954ca308bcf3
CRC32 a523a1b4
Example file location ---