Download and Fix eappprxy.dll

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

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

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



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


Problems related to eappprxy.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 eappprxy.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.

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

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

Go to the folder where the file should be located and paste the downloaded file. Below is the list of eappprxy.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 eappprxy.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 eappprxy.dll
System Windows 10
File size 55808 bytes
Date 2017-03-18
File details
MD5 0bb9f327ea1dd5285f3b3ebc175960d0
SHA1 96685bbd74406cdb12688a0a2805ae0f63988447
SHA256 0c7e01c6caeb17da174ab5aaabb7d08f25934e59aad4780da2f2831b767ff318
CRC32 fda73fab
Example file location C:\Windows\System32\
Filename eappprxy.dll
System Windows 8.1
File size 56320 bytes
Date 2014-11-21
File details
MD5 b3c49ab23e9853939cee1c0b24663b6e
SHA1 655e74116beb64b641d1852b7eca7c4c4160c9a7
SHA256 53160c7aa5a39d01a5affbb13563a5bb8964349b448c162524ac4a269fa413a3
CRC32 92dc75c5
Example file location C:\Windows\System32\
Filename eappprxy.dll
System Windows 8
File size 52736 bytes
Date 2012-07-26
File details
MD5 29dc8ca236f737746220e04cf67cb144
SHA1 17be992c6a9bc1e1573f42153117f2d6dd0b587f
SHA256 7fe7196a625d0c51489470c662f4b0c40bb868c0d0d7eb3ba75996c34cbe6955
CRC32 33a0980d
Example file location 1: C:\Windows\System32\
Filename eappprxy.dll
System Windows 7
File size 64512 bytes
Date 2009-07-14
File details
MD5 65522e77a1360dbc8d199da3bf5effe4
SHA1 daf3bb0f4b3b39958409c0a1a778ad5eb91346d6
SHA256 e9d748070fa478a3d37f15049f998d340885c0dc5fce03bfce5d521c9eba7350
CRC32 0d6114ce
Example file location C:\Windows\System32\
Filename eappprxy.dll
System Windows 7
File size 56320 bytes
Date -0001-11-30
File details
MD5 666e57b6b51824d1d235f80a3dd70a13
SHA1 38db296bac848eae3b23b6cd9af7980b0ef3bde2
SHA256 b2accabdd5d8b23e502fe691c1dee4a2c0ea20edcde5b4000557579d56d411ec
CRC32 c451897b
Example file location C:\Windows\System32\
Filename eappprxy.dll
System Windows Vista
File size 41472 bytes
Date -0001-11-30
File details
MD5 9d9ffc923fadbb575e0452ea0bbb15bd
SHA1 27e7ecb4c33122dea403d471f60e1e12083580f9
SHA256 700a292efec71edf2ef7f20d147f6e23e0faa5baf1d930cb96c40fc70d206d35
CRC32 05ea256e
Example file location ---
Filename eappprxy.dll
System Windows Vista
File size 50688 bytes
Date 2008-01-21
File details
MD5 b50d0bf177657752b826697259341858
SHA1 8b10da53695f5b614f8d3d30a5bf99859eb0dd73
SHA256 26f7ea437e9d94d01e839e2dd71222d101862eb27c901f5405d3566420a90a3e
CRC32 7840ec12
Example file location ---
Filename eappprxy.dll
System Windows XP
File size 40960 bytes
Date 2008-04-14
File details
MD5 abc4206543450c0666d152f4b65833b8
SHA1 da67818dfc9999ac37d1d37ab76481ecd58f7c89
SHA256 d78d5e719e7744805df6dd1d9567e67e11223f4e3b13170e35f27d46fcb6c244
CRC32 bb01befa
Example file location ---