diskmgt.CHM Informations - Download and Fix

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

diskmgt.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 diskmgt.CHM related errors on your device. You can also download diskmgt.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 diskmgt.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 diskmgt.CHM file. diskmgt.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 diskmgt.CHM file. If you encounter one listed below (or similar), please consider the following suggestions.

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



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


Problems related to diskmgt.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 diskmgt.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.

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

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

Go to the folder where the file should be located and paste the downloaded file. Below is the list of diskmgt.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 diskmgt.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 diskmgt.CHM
System Windows 8
File size 30150 bytes
Date 2012-07-26
File details
MD5 0fbc9a73e538c4b1382a083d0c7b6432
SHA1 175b945d5520628fef646b459bd7fdb419469ca5
SHA256 0d1ae6c7a75204da46ccdd830575a97c58432c0dcb31396049409beed57cd301
CRC32 188170d2
Example file location C:\Windows\Help\mui\0409\
Filename diskmgt.CHM
System Windows 7
File size 79785 bytes
Date -0001-11-30
File details
MD5 73f68ee3f1a53e8871601dfd6431e9fe
SHA1 3524600202e7ce37ee22015459d2fb6b9c81dcab
SHA256 366d23c170f33e0efed166ff94fcd9af17ba2ad85401b92b1b6428b71ce9515f
CRC32 68aeae4c
Example file location C:\Windows\Help\mui\0409\
Filename diskmgt.CHM
System Windows Vista
File size 75595 bytes
Date -0001-11-30
File details
MD5 7fbe03a5c959ee1b7dfb262f1b70c1bb
SHA1 a7d7c2fa1618bd678751363c56f55048ee4c1871
SHA256 591c3a4d9f398a15d1324d019b2c76f2a13e1c7cb768ffa4d2cb352b2e8f9b08
CRC32 68f0aefa
Example file location C:\Windows\Help\mui\0409\