Repair and Download CIRCoInst.dll Now

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

CIRCoInst.dll file USB Consumer IR Driver coinstaller for eHome. 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 CIRCoInst.dll related errors on your device. You can also download CIRCoInst.dll file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista 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 Vista

File info

General information
Filename CIRCoInst.dll
File extension DLL
Description USB Consumer IR Driver coinstaller for eHome
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 CIRCoInst.dll file. CIRCoInst.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 CIRCoInst.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

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



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


Problems related to CIRCoInst.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 CIRCoInst.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.

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

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

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

  • Windows 10: C:\Windows\System32\
  • Windows 8.1: C:\Windows\System32\
  • Windows 8: 1: C:\Windows\System32\
  • Windows 7: ---
  • Windows Vista: ---

If the steps did not solve your CIRCoInst.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 CIRCoInst.dll
System Windows 10
File size 8704 bytes
Date 2017-03-18
File details
MD5 5dd0682ae2359c51c511e2f904f2ea55
SHA1 a5ab0bc5f8eb37468787dc2934757424ba3a1b7d
SHA256 e7980c3a7920bef454988719201b91fcf4ace3a23cd1f392706c35c88cad5e91
CRC32 5dae39dd
Example file location C:\Windows\System32\
Filename CIRCoInst.dll
System Windows 8.1
File size 8704 bytes
Date 2014-11-21
File details
MD5 7a1f8dda2dc5338b3aac59fb355d2384
SHA1 df5e3098dea9f6d3c5bfd786cd34d687c1c640b7
SHA256 3cda3f7d5d67e181a55ba71f6de90a42671511b820febecfdf5e80ce1588424a
CRC32 cd7c044d
Example file location C:\Windows\System32\
Filename CIRCoInst.dll
System Windows 8
File size 9216 bytes
Date 2012-07-26
File details
MD5 94ccaedf60111b2946a4776e2c777bfb
SHA1 46300510da5299dc6dcb1b2af2287c0b149a43fa
SHA256 ff4d1eae4ee91bd34a24b1e0179ba704ad5b558671e21debdcb05ac1cfb99469
CRC32 0ae9d46d
Example file location 1: C:\Windows\System32\
Filename CIRCoInst.dll
System Windows 7
File size 9728 bytes
Date 2009-07-14
File details
MD5 fc1b8162b5300f77b4f341b0ad21d8ce
SHA1 36d4af6793fb43ab9c4799e10dc9a78f61293748
SHA256 905a317a20030688d52e4910db64e056017471cf647b6bee9bf6a6f976c51a13
CRC32 a92b3473
Example file location ---
Filename CIRCoInst.dll
System Windows Vista
File size 9728 bytes
Date 2006-11-02
File details
MD5 51d7df90ed609a86e098102faeea1a74
SHA1 0174d7e2126506a567aa3e00bccef0abc7c1f027
SHA256 f75951479d51c39b5ef5554fbd795983f7d047dcd797ee9a27e7ac5186989605
CRC32 abde4d9c
Example file location ---