How to Download and Fix COMMDLG.DLL?

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

COMMDLG.DLL file Dynamic Link Library. 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 COMMDLG.DLL related errors on your device. You can also download COMMDLG.DLL file compatible with Windows 10, Windows 8, Windows XP, Windows 8.1 devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 10, Windows 8, Windows XP, Windows 8.1

File info

General information
File extension DLL
Type Dynamic Link Library
Description Dynamic Link Library
Program Windows 10
Software Windows
Author Microsoft
Software version 10
File size 8960
Oldest file 2008-04-14
MIME type application/octet-stream

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

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



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


Problems related to COMMDLG.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 COMMDLG.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.

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

The last solution is to manually download and replace COMMDLG.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 COMMDLG.DLL file.

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

  • Windows 10: C:\Windows\System32\
  • Windows 8: 1: C:\Windows\System32\
  • Windows XP: ---
  • Windows 8.1: ---

If the steps did not solve your COMMDLG.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

System Windows 10
File size 8960 bytes
Date 2013-08-22
File details
MD5 9a355b75137e8a5f3c384c999cc6dbbc
SHA1 2be21636f3c2899f1217c289351b106118a5e197
SHA256 126a00e34a6516c0d382a221071ab4084031c2a89ccb6144cab960ce1f86ee2c
CRC32 2b4e36e7
Example file location C:\Windows\System32\
System Windows 8
File size 32816 bytes
Date 2012-07-25
File details
MD5 ff924f8ad691f25e5772b6e1a635831a
SHA1 88ab7ea136ecffb5c2fef3a7fd85f529fbbfe3c3
SHA256 0e70bce4b742482c5bfb69b323a3863b43e22211954e82480335c66fa3c03217
CRC32 b309c7f2
Example file location 1: C:\Windows\System32\
System Windows XP
File size 32816 bytes
Date 2008-04-14
File details
MD5 508ad6502860ba3796de7e50810f1a72
SHA1 f9033c3a560f1227cc6ad740ce0c44df0428a743
SHA256 53fa15f8a75dbcba6c4fc51bdb8059d468df62b99622da1381cc0a4798c29e40
CRC32 649b3fd4
Example file location ---
System Windows 8.1
File size 8960 bytes
Date 2013-08-22
File details
MD5 9a355b75137e8a5f3c384c999cc6dbbc
SHA1 2be21636f3c2899f1217c289351b106118a5e197
SHA256 126a00e34a6516c0d382a221071ab4084031c2a89ccb6144cab960ce1f86ee2c
CRC32 2b4e36e7
Example file location ---