Fix crypt32.dll Errors

Sometimes Windows system displays error messages regarding corrupted or missing crypt32.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 crypt32.dll file can therefore effect in failed execution of the started process.

crypt32.dll file Crypto API32. 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 crypt32.dll related errors on your device. You can also download crypt32.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 crypt32.dll
File extension DLL
Description Crypto API32
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 crypt32.dll file. crypt32.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 crypt32.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

  • crypt32.dll is corrupted
  • crypt32.dll cannot be located
  • Runtime Error - crypt32.dll
  • crypt32.dll file error
  • crypt32.dll file cannot be loaded. Module was not found
  • cannot register crypt32.dll file:
  • crypt32.dll file could not be loaded
  • crypt32.dll file doesn't exist



Application could not be started because crypt32.dll file is missing. Reinstall the application to solve the problem.


Problems related to crypt32.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 crypt32.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.

crypt32.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 crypt32.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 crypt32.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 crypt32.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 crypt32.dll file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the crypt32.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 crypt32.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 crypt32.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 crypt32.dll file

The last solution is to manually download and replace crypt32.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 crypt32.dll file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of crypt32.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 crypt32.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 crypt32.dll
System Windows 10
File size 1557288 bytes
Date 2017-03-18
File details
MD5 44612b5ad118ff2f6c1ad348c1c8f6e2
SHA1 081a1ff856420e8f00b70c7f9f4cf56507c6b708
SHA256 bb7db2d32ebdc728d81650f60d133723519f255ddac6a208ba58cf1753b3b007
CRC32 2431ae6b
Example file location C:\Windows\System32\
Filename crypt32.dll
System Windows 8.1
File size 1612480 bytes
Date 2014-11-21
File details
MD5 a81d66800d931a2d3dfa5038cb3acad6
SHA1 8f6c94d556f9b345dc0ece39da617f9ee70d64dd
SHA256 35b72989292b30d986363de81eca2f36349e9b9d9d1deab955ac8e000613ddc9
CRC32 2618def7
Example file location C:\Windows\System32\
Filename crypt32.dll
System Windows 8
File size 1591808 bytes
Date 2012-07-26
File details
MD5 7bb3fe507d7143cd54293da3fb5df3ab
SHA1 c31c241a5f2f17daefba80735637466181e2c488
SHA256 c919dad8338a0ff78e0386735e81c4a9408d740475e0f286d8724bf86df2b72d
CRC32 9a124f0c
Example file location 1: C:\Windows\System32\
Filename crypt32.dll
System Windows 7
File size 1456128 bytes
Date 2010-11-21
File details
MD5 3f9f2afa135f0663946a006dd5ffd897
SHA1 ea6456859b04b68af8dcd453381dd168af53fc5e
SHA256 276d1c9c78c529625c2ef3d77079324628686ea184767971901a1de93681c133
CRC32 192a2c6f
Example file location C:\Windows\System32\
Filename crypt32.dll
System Windows 7
File size 1154048 bytes
Date -0001-11-30
File details
MD5 454e292861a4ef1d72f43f42bbaf6917
SHA1 1f2e9f83334d360a25c3ff98455f61de67d918d7
SHA256 9179657aa2928627d73608d7eba5a9a8d7507f9f67dd8ec1011c76aee4914043
CRC32 b2cbc514
Example file location C:\Windows\System32\
Filename crypt32.dll
System Windows Vista
File size 978944 bytes
Date -0001-11-30
File details
MD5 6659ec6006fd99a3af1b8a6306f8be3c
SHA1 891f025e7317c9cffd4ed2ca96076e7beed177e4
SHA256 15f2121c660d64d608c53e320b05f8951730e6125b1ee8bab021ee80cebbcd75
CRC32 02181c5c
Example file location ---
Filename crypt32.dll
System Windows Vista
File size 1259520 bytes
Date 2009-04-11
File details
MD5 92399dada49153870a7c178b7116c356
SHA1 89ee68939612cb1d0a56a52187678b5f0a51bc7f
SHA256 634eceeb436efc7b0f8031dca8c76912ee0ccb82064e087223f29eaf2c8c73ca
CRC32 9d09303f
Example file location ---
Filename crypt32.dll
System Windows XP
File size 599040 bytes
Date 2008-04-14
File details
MD5 bdaaf79dd63f194434d31a74b9bb8b77
SHA1 3127dbe44b75c673c24f9ad63675ff91cd9c6321
SHA256 6a4478f0344243427206ac99047675083e05673acfe9b037b5fa471bcf4694d8
CRC32 677801d8
Example file location ---