Troubleshoot AgentSR.dll Errors and Download File

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

AgentSR.dll file Microsoft Agent Speech Recognition Support 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 AgentSR.dll related errors on your device. You can also download AgentSR.dll file compatible with Windows Vista, Windows Vista, Windows XP devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows Vista, Windows Vista, Windows XP

File info

General information
Filename AgentSR.dll
File extension DLL
Description Microsoft Agent Speech Recognition Support DLL
Program Microsoft Agent Speech Recognition Support DLL
Author Microsoft Corporation
MIME type application/octet-stream
File type Dynamic link library
System Win32
Copyrights Copyright (C) Microsoft Corp. 1998
Character set Unicode
Language cod English (U.S.)

There are various types of errors related to AgentSR.dll file. AgentSR.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 AgentSR.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

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



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


Problems related to AgentSR.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 AgentSR.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.

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

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

Go to the folder where the file should be located and paste the downloaded file. Below is the list of AgentSR.dll file example directory paths.

  • Windows Vista: C:\Windows\MSAgent\
  • Windows Vista: C:\Windows\MSAgent\
  • Windows XP: C:\WINDOWS\system32\dllcache\

If the steps did not solve your AgentSR.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 AgentSR.dll
System Windows Vista
File size 56320 bytes
Date -0001-11-30
File details
MD5 db38341d15c23a094f973663e420f745
SHA1 2ec003135a56b86ae659a626ec5571a808f599ca
SHA256 b5a883dac8c539764c6c84b31c6a3b1b8fee708d29319fdf1a15ce0a87d94530
CRC32 0a263b97
Example file location C:\Windows\MSAgent\
Filename AgentSR.dll
System Windows Vista
File size 64000 bytes
Date -0001-11-30
File details
MD5 ef21638639541acf5914cf68f5acbc79
SHA1 c2871851204a2a71f187e5873770b8ffd2c5451c
SHA256 fad00c9a28a6c7ddcda6b078e630f62e240386c07920e36ca86a6503a73c4558
CRC32 c35b9ea3
Example file location C:\Windows\MSAgent\
Filename AgentSR.dll
System Windows XP
File size 44032 bytes
Date 2008-04-14
File details
MD5 b161767acba91b2ad503524165fff9b8
SHA1 d3c39c5820b34eb2eddbc92cced7ea60aa28dd27
SHA256 6276ac775e6b1fa9f428cddc459a61ffff545b33705cb3e7e059771da942ae2d
CRC32 73d994c6
Example file location C:\WINDOWS\system32\dllcache\