Download connmgr.CHM to Fix Errors

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

connmgr.CHM file Compiled HTML Help. The file was developed by Microsoft for use with Windows software. Here you will find detailed information about the file and instructions how to proceed in the event of connmgr.CHM related errors on your device. You can also download connmgr.CHM file compatible with Windows 8, Windows 7, Windows Vista devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 8, Windows 7, Windows Vista

File info

General information
Filename connmgr.CHM
File extension CHM
Type Compiled HTML Help
Description Compiled HTML Help
Program Windows 8
Software Windows
Author Microsoft
Software version 8
MIME type application/x-chm
Language cod English (U.S.)

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

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



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


Problems related to connmgr.CHM 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 connmgr.CHM 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.

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

The last solution is to manually download and replace connmgr.CHM 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 connmgr.CHM file.

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

  • Windows 8: C:\Windows\Help\mui\0409\
  • Windows 7: C:\Windows\Help\mui\0409\
  • Windows Vista: C:\Windows\Help\mui\0409\

If the steps did not solve your connmgr.CHM 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 connmgr.CHM
System Windows 8
File size 26493 bytes
Date 2012-07-26
File details
MD5 e169477427c2418546c427d349fb4edf
SHA1 e9e7e8401d87ab416d9327d2a3b762372d1c360d
SHA256 3c4384f229e554d5ea2783f456166dce15690efda4157db479629aa33e354149
CRC32 94c1861a
Example file location C:\Windows\Help\mui\0409\
Filename connmgr.CHM
System Windows 7
File size 188582 bytes
Date -0001-11-30
File details
MD5 9a704464b7b3fd4331dbd9ec979c1232
SHA1 cfa2b594e2899921a329f8efcf2e38b391b69ab3
SHA256 857b9affdc6750e2cc0ade7de4b47e0cf0f4cc625134263fd0acddb6673e6fb7
CRC32 7054a32a
Example file location C:\Windows\Help\mui\0409\
Filename connmgr.CHM
System Windows Vista
File size 34578 bytes
Date -0001-11-30
File details
MD5 2bd0d273e67722d371721162df3c9fc4
SHA1 9e7fd00ab5a743a13936ba999a14d108f1f27452
SHA256 d550149bb2bfec0ca34c985794c30fde1df039216f4e121be86911a6982c9aee
CRC32 74911ab3
Example file location C:\Windows\Help\mui\0409\