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Download dot3api.dll.mui to Fix Errors

Sometimes Windows system displays error messages regarding corrupted or missing dot3api.dll.mui 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 dot3api.dll.mui file can therefore effect in failed execution of the started process.

dot3api.dll.mui file 802.3 Autoconfiguration 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 dot3api.dll.mui related errors on your device. You can also download dot3api.dll.mui 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 dot3api.dll.mui
File extension MUI
Description 802.3 Autoconfiguration API
Software
Program Microsoft® Windows® Operating System
Author Microsoft Corporation
Details
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.)
dot3api.dll.mui

There are various types of errors related to dot3api.dll.mui file. dot3api.dll.mui 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 dot3api.dll.mui file. If you encounter one listed below (or similar), please consider the following suggestions.

  • dot3api.dll.mui is corrupted
  • dot3api.dll.mui cannot be located
  • Runtime Error - dot3api.dll.mui
  • dot3api.dll.mui file error
  • dot3api.dll.mui file cannot be loaded. Module was not found
  • cannot register dot3api.dll.mui file:
  • dot3api.dll.mui file could not be loaded
  • dot3api.dll.mui file doesn't exist

dot3api.dll.mui

Error

Application could not be started because dot3api.dll.mui file is missing. Reinstall the application to solve the problem.

OK

Problems related to dot3api.dll.mui 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 dot3api.dll.mui 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.

dot3api.dll.mui 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 dot3api.dll.mui 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 dot3api.dll.mui 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 dot3api.dll.mui 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 dot3api.dll.mui file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the dot3api.dll.mui 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 dot3api.dll.mui 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 dot3api.dll.mui 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 dot3api.dll.mui file

The last solution is to manually download and replace dot3api.dll.mui 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 dot3api.dll.mui file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of dot3api.dll.mui file example directory paths.

  • Windows 10: C:\Windows\System32\en-US\
  • Windows 8.1: C:\Windows\System32\en-GB\
  • Windows 8: 1: C:\Windows\System32\en-GB\
  • Windows 7: C:\Windows\SysWOW64\en-US\
  • Windows 7: C:\Windows\SysWOW64\en-US\
  • Windows Vista: ---
  • Windows Vista: ---

If the steps did not solve your dot3api.dll.mui 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 dot3api.dll.mui
System Windows 10
File size 3072 bytes
Date 2017-03-18
File details
MD5 fe76b1f18517b997f5fe1f0d1a53392a
SHA1 7a4e4713ec8f1d5d7a554ef4e6f7afa3b4c81147
SHA256 7886c241d2a4bd5b1036089ef10c1825e85e93fedbb435609c525c024fb4d258
CRC32 9bacd259
Example file location C:\Windows\System32\en-US\
Filename dot3api.dll.mui
System Windows 8.1
File size 2560 bytes
Date 2014-11-21
File details
MD5 725edf95d365f4f77870067a6e4dbb41
SHA1 031d40f40110ca1574bcac848e0dcab5d2dc02a4
SHA256 7a010be1ab5139dcc056b1219d351c955507e721f9bb033af37f89daaf516736
CRC32 cec9cb1d
Example file location C:\Windows\System32\en-GB\
Filename dot3api.dll.mui
System Windows 8
File size 2560 bytes
Date 2012-07-26
File details
MD5 b8fd70c5bd69b926ccda90825d11250c
SHA1 3e280ada1fd35da0cb4398f31093b28c8a0bfb44
SHA256 53830a4a03af2f941076764031fe38ddfa3a820aff34c1c1038d318d8823680b
CRC32 cd01bae0
Example file location 1: C:\Windows\System32\en-GB\
Filename dot3api.dll.mui
System Windows 7
File size 2560 bytes
Date 2011-04-12
File details
MD5 3d98095d87b358a5e20f6548bf1d74e6
SHA1 174a431c1db9cfc96242d62849d7e3a43f6930bf
SHA256 745201c745f9d6e06977b72ec25f85cb53e92d08c1b132c2d27447bf13f8447a
CRC32 74576614
Example file location C:\Windows\SysWOW64\en-US\
Filename dot3api.dll.mui
System Windows 7
File size 2560 bytes
Date -0001-11-30
File details
MD5 9746debb189fbd2ed5f23b469db78a41
SHA1 302c547186f7d0d9f809ac5716656f85b1afa440
SHA256 24a9fc1ddcb2ac1d5e6a9cc6a6fc75407076fa3c77a7d463f386f06408591357
CRC32 80ff303f
Example file location C:\Windows\SysWOW64\en-US\
Filename dot3api.dll.mui
System Windows Vista
File size 3072 bytes
Date -0001-11-30
File details
MD5 781ac37e2b3ed2bc7ce6f477a38c8930
SHA1 28a8bcf1fe9aab325ab821cf04de14a67827acc8
SHA256 8c807d17d1a76236dee3b99b59f6aeba012a65349e93e16222888f518e03a8ae
CRC32 98992e4e
Example file location ---
Filename dot3api.dll.mui
System Windows Vista
File size 2560 bytes
Date 2006-11-02
File details
MD5 7c3d90425cc1302c2f563a8dfad0353e
SHA1 46e6328093bb01c4f4b621e3b1f99a0e6efd6c68
SHA256 2b6f31e98631cd94cd60cb293aac498125cef8684b017798faca48310092f1c3
CRC32 0c670163
Example file location ---