dwmapi.dll Troubleshoot and Download

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

dwmapi.dll file Microsoft Desktop Window Manager API. 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 dwmapi.dll related errors on your device. You can also download dwmapi.dll file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7, Windows 7, Windows Vista, 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 7, Windows Vista, Windows Vista

File info

General information
Filename dwmapi.dll
File extension DLL
Description Microsoft Desktop Window Manager API
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 dwmapi.dll file. dwmapi.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 dwmapi.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

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



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


Problems related to dwmapi.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 dwmapi.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.

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

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

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

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

If the steps did not solve your dwmapi.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 dwmapi.dll
System Windows 10
File size 125344 bytes
Date 2017-03-18
File details
MD5 8dfc38081b22061ffb3e4a1fe9001da3
SHA1 a751b1e07fd2326a9327c260196b699c9f6ebe33
SHA256 5321bb848938ccc12eb213590f7af413790bc4e166d24c9442740122514d0e0e
CRC32 848545ae
Example file location C:\Windows\System32\
Filename dwmapi.dll
System Windows 8.1
File size 102728 bytes
Date 2014-11-21
File details
MD5 003eff1dd70e56136b7bcca365173276
SHA1 707ced0c353eda17ede6aedeedd8adf14d0f698f
SHA256 94b8cb1a796fae827928d293db1e9a019874e158e3667a7588d7f35278b012f1
CRC32 83f47659
Example file location C:\Windows\System32\
Filename dwmapi.dll
System Windows 8
File size 92160 bytes
Date 2012-07-26
File details
MD5 341adcbb9a744f559c3cf3ca5d3d8934
SHA1 b0f626b22bfe61e6e97809883dc27256d9f25a4f
SHA256 f08d9693fb24ce50256f9f0fe67c8f79099a7e99af55df01346791a1c2453e4e
CRC32 c8e02689
Example file location 1: C:\Windows\System32\
Filename dwmapi.dll
System Windows 7
File size 67072 bytes
Date -0001-11-30
File details
MD5 39c5f32747b3414d1bb216fdb1defc58
SHA1 6583d33202435195f364c4e5fadf4676701b6d0b
SHA256 6fae64cb9748304090113903a5ae9e7154be16ba2eea7ab3ef04ab9d79b81380
CRC32 e6a0395a
Example file location C:\Windows\System32\
Filename dwmapi.dll
System Windows 7
File size 82432 bytes
Date 2009-07-14
File details
MD5 da1b7075260f3872585bfcdd668c648b
SHA1 f2bd334006d728422721b7c639145a6ec59a459b
SHA256 3e10ef6e1a5c341b478322cb78a0ab7bfc70ad8023779b8b4542a7cb4ca756ab
CRC32 f10a4d89
Example file location C:\Windows\System32\
Filename dwmapi.dll
System Windows Vista
File size 39424 bytes
Date 2008-01-21
File details
MD5 1ad703c14e705f69d4adf79154054173
SHA1 a72c087b34dd23a7a15ce545e7b321f6be3ed290
SHA256 dd6e692cc06e05244e6595c4c908d96c4f64957b6788b271c3a4f423b8945ffe
CRC32 bfe834c6
Example file location ---
Filename dwmapi.dll
System Windows Vista
File size 39936 bytes
Date -0001-11-30
File details
MD5 9b96f6952186336cc6e3d4e08be2e0af
SHA1 202c49e9623585a5b3fa07df5422528d8e9b36fa
SHA256 b7dfb14db60d84062b7e2a2293a4f3f5ef986108ef3c9c1e1cdc284f61981731
CRC32 815b4666
Example file location ---