cryptui.dll - How to Fix? Download Now

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

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

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



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


Problems related to cryptui.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 cryptui.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.

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

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

Go to the folder where the file should be located and paste the downloaded file. Below is the list of cryptui.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 cryptui.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 cryptui.dll
System Windows 10
File size 547840 bytes
Date 2017-03-18
File details
MD5 40371a04e3e378202718cabe2e3a07ba
SHA1 d1dd731003e979b4afa90891bf5d832812c6d0fb
SHA256 a88004b38b5c584aaf0d36f51b9f7a515dff82cd4f3163bad636597fbb7d40e8
CRC32 3468f6d6
Example file location C:\Windows\System32\
Filename cryptui.dll
System Windows 8.1
File size 565760 bytes
Date 2014-11-21
File details
MD5 aee40a301294f7c54c2b40f707bae358
SHA1 8b04f34ba38edd2e8f88795524302a808119aff8
SHA256 79da1a6cc71d704fa0facf855caa71f9c75fd4490a892564f48a99094bad90d7
CRC32 bdcbfb00
Example file location C:\Windows\System32\
Filename cryptui.dll
System Windows 8
File size 551424 bytes
Date 2012-07-26
File details
MD5 ea6b2b108567df5484828c452910217f
SHA1 daa85d46c69541832995139f319e45e5fad81f5e
SHA256 7b031ceb0f0492d895309e4815e57277f9bc92994097bf0960af0765150c776d
CRC32 dbc84dd0
Example file location 1: C:\Windows\System32\
Filename cryptui.dll
System Windows 7
File size 1003520 bytes
Date -0001-11-30
File details
MD5 28ca821606669bb9215ce010767720fa
SHA1 812a4824c045b36c398df2a1057919fca7b848b2
SHA256 c8a1f0d6704f8f37cf8aaddfad511ff27e56e8bcffd4ac948dfa0329db1f3a1e
CRC32 2ae65728
Example file location C:\Windows\SysWOW64\
Filename cryptui.dll
System Windows 7
File size 1065984 bytes
Date 2010-11-21
File details
MD5 b3bfbd758506ecb50c5804aaa76318f9
SHA1 bf6c922467347a6690eb19c5e82be09b3295778b
SHA256 34e079a6ab2d41d1e0b3887b6ae31c43941061b7176fff2801c3f465c2c89578
CRC32 c2eabfd4
Example file location C:\Windows\SysWOW64\
Filename cryptui.dll
System Windows Vista
File size 971264 bytes
Date -0001-11-30
File details
MD5 248a1f31abb58ddddc01490ef0bdc777
SHA1 a234a718d24decb8e00e8eb5df0ad246bd4a4f02
SHA256 5e5cf3feab07628bb1eae37bed9207e231ab3aee38907c58d909b1ba391d18a8
CRC32 a55d4300
Example file location ---
Filename cryptui.dll
System Windows Vista
File size 1035776 bytes
Date 2009-04-11
File details
MD5 a361672e1ae1581b475f035607f4fd87
SHA1 4a3cf17a35a82fce3bf3c035d8ef0cd5ffeffe54
SHA256 b5efccf8b354c24ace427b0a9ebac5bfa919b8c1a7ba4629b6171a7d522a90b4
CRC32 e696a070
Example file location ---
Filename cryptui.dll
System Windows XP
File size 512512 bytes
Date 2008-04-14
File details
MD5 6e4be11d50f8a8de2bad644c9c9de8d3
SHA1 8d72e84d63a0b44bca596c5f370fa0e4b595ac3c
SHA256 9085384dd71f983e7fd8b6c8f54a3097412da3c802c813c8aab1f30558c416d6
CRC32 b77fa16a
Example file location ---