cryptdlg.dll Informations - Download and Fix

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

cryptdlg.dll file Microsoft Common Certificate Dialogs. 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 cryptdlg.dll related errors on your device. You can also download cryptdlg.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 cryptdlg.dll
File extension DLL
Description Microsoft Common Certificate Dialogs
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 cryptdlg.dll file. cryptdlg.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 cryptdlg.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

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



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


Problems related to cryptdlg.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 cryptdlg.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.

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

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

Go to the folder where the file should be located and paste the downloaded file. Below is the list of cryptdlg.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 7: C:\Windows\System32\
  • Windows Vista: ---
  • Windows Vista: ---
  • Windows XP: ---

If the steps did not solve your cryptdlg.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 cryptdlg.dll
System Windows 10
File size 26112 bytes
Date 2017-03-18
File details
MD5 7b4987e3a88bb3efcd8e6084660869d1
SHA1 3916246cd5bbee64bb654189840a391d3d18cdb9
SHA256 5c5983648226f7a9f8642ee71fc2b11071ed5961a84c83a35dea96b8ddf2703a
CRC32 6cc209fa
Example file location C:\Windows\System32\
Filename cryptdlg.dll
System Windows 8.1
File size 25600 bytes
Date 2014-11-21
File details
MD5 977c974cc13a38b10d5d53d29c9c66b5
SHA1 d9aaf0feb151e32ada5b2604c5eb135d4da9a168
SHA256 4443bc7180152a5664144a1d3d08b6f175f7f1571ef2167ba90626bc2ce41da7
CRC32 7cac57ee
Example file location C:\Windows\System32\
Filename cryptdlg.dll
System Windows 8
File size 25088 bytes
Date 2012-07-26
File details
MD5 c2c1d7ef74ca88ce150f0b32b1b2222f
SHA1 dedfbc2eac45d48e6651ff84d73b5451e1eec86f
SHA256 8964fd5c712521c1a970d6456787aeea9d102372a0faa5f75fe4802b38b6e6ab
CRC32 451a156a
Example file location 1: C:\Windows\System32\
Filename cryptdlg.dll
System Windows 7
File size 30720 bytes
Date 2009-07-14
File details
MD5 0c468376c80aebf7bb6e19e118c88204
SHA1 957d64fcb5bca187772815654a570b69da2f309c
SHA256 9ce56e709f61183fd9d2d1827ff6eb76fd84ff859fcbd59c928cdd359431749d
CRC32 dd5ce0f8
Example file location C:\Windows\System32\
Filename cryptdlg.dll
System Windows 7
File size 24576 bytes
Date -0001-11-30
File details
MD5 1af22468786a58b11f6601adeadc162a
SHA1 8f299c84ccf87bc6690f97a5bf274d1c67a76a20
SHA256 66489a54a2505b7d1400e2cae8645092898416d8775c0213401747f0e223501e
CRC32 9b5c3db7
Example file location C:\Windows\System32\
Filename cryptdlg.dll
System Windows Vista
File size 24576 bytes
Date -0001-11-30
File details
MD5 498961deaac558a5d85f7596cbca6dc3
SHA1 61d15de71da6cbbd25f7033c72b7451513dd500a
SHA256 b3503a6cc9da9a190a835e3f96493403ef759f37f74d79b1038149c7086d2cb0
CRC32 3bb691ae
Example file location ---
Filename cryptdlg.dll
System Windows Vista
File size 30720 bytes
Date 2006-11-02
File details
MD5 4ddc176f55cca34ceb533ff2e9a828ca
SHA1 8933e9160470d48568ac61d7ef4056af6ccd0166
SHA256 41ac65b77d107f2dc18a21d43ce19a9534629c80f2c7baae9cf594d936999ba6
CRC32 25d3c1d3
Example file location ---
Filename cryptdlg.dll
System Windows XP
File size 74752 bytes
Date 2008-04-14
File details
MD5 779baf24cd9335bc311af9e079b3162d
SHA1 a7ae2f6cf80aaef2c360a77ef2e8d7214c02ad26
SHA256 fa9dbc1f9afb80e18c888480b7f4338d1a5c85bc9e5ad8550670db796ed38dca
CRC32 2c73bb1f
Example file location ---