Download and Fix difxapi.dll

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

difxapi.dll file Driver Install Frameworks for API library module. 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 difxapi.dll related errors on your device. You can also download difxapi.dll file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7 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

File info

General information
Filename difxapi.dll
File extension DLL
Description Driver Install Frameworks for API library module
Program Driver Install Frameworks API (DIFxAPI)
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 difxapi.dll file. difxapi.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 difxapi.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

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



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


Problems related to difxapi.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 difxapi.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.

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

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

Go to the folder where the file should be located and paste the downloaded file. Below is the list of difxapi.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\

If the steps did not solve your difxapi.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 difxapi.dll
System Windows 10
File size 334336 bytes
Date 2017-03-18
File details
MD5 40d2c709fee1181db3b52087395bd4ab
SHA1 438269acb4a8c1ce4be8d80b8c52695715e19ff2
SHA256 b19e0610343d5460253429e0eb1685545cbc5d8e64aa153dc6f1ba0f4818696e
CRC32 1ff05c2d
Example file location C:\Windows\System32\
Filename difxapi.dll
System Windows 8.1
File size 339968 bytes
Date 2014-11-21
File details
MD5 bbef579db250e012011c2b2c5bef9dd3
SHA1 b31d4b0ba844fd9879882980982487aa8418b16a
SHA256 84b1a0716e22da3e9e4410a1e62d99b9fce5a3e6403e2cbd175dd818335cd530
CRC32 e6e1fc75
Example file location C:\Windows\System32\
Filename difxapi.dll
System Windows 8
File size 359936 bytes
Date 2012-07-26
File details
MD5 da8c2f8cddfb89628d96014f215b4b89
SHA1 8e7edd5df50418955b539e7a8a1194ed58acaae8
SHA256 e4c519ddb75f87cdb59242a2aee26a35573aded7f8d6cc725d898aed2b8a0784
CRC32 2e10c262
Example file location 1: C:\Windows\System32\
Filename difxapi.dll
System Windows 7
File size 315904 bytes
Date -0001-11-30
File details
MD5 070c5b9d3006602a07757179d9b56f5d
SHA1 10134383c61a105f33f7ea485819f8ae65677188
SHA256 7b24e38addeedd9168d0c87275ac0936d0a4f1195810f9736118076589bc18ba
CRC32 4c887829
Example file location C:\Windows\SysWOW64\
Filename difxapi.dll
System Windows 7
File size 504320 bytes
Date 2009-07-14
File details
MD5 f7ce0c81c545364020ed8203cf0a633e
SHA1 bd4dc864f019314f27645da3066515e76fbb8c40
SHA256 24b47a7492b7048096af87e26786e8108455adbd1a374b6a0466de008505b8a9
CRC32 4a83b60e
Example file location C:\Windows\SysWOW64\