Download bitsmig.dll to Fix Errors

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

bitsmig.dll file BITS Server Extensions Upgrade. 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 bitsmig.dll related errors on your device. You can also download bitsmig.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 bitsmig.dll
File extension DLL
Description BITS Server Extensions Upgrade
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 bitsmig.dll file. bitsmig.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 bitsmig.dll file. If you encounter one listed below (or similar), please consider the following suggestions.

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



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


Problems related to bitsmig.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 bitsmig.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.

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

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

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

  • Windows 10: C:\Windows\System32\migwiz\dlmanifests\BITSExtensions-Server\
  • Windows 8.1: C:\Windows\System32\migwiz\dlmanifests\BITSExtensions-Server\
  • Windows 8: 1: C:\Windows\System32\migwiz\dlmanifests\BITSExtensions-Server\
  • Windows 7: ---
  • Windows 7: ---
  • Windows Vista: ---
  • Windows Vista: ---

If the steps did not solve your bitsmig.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 bitsmig.dll
System Windows 10
File size 67488 bytes
Date 2017-03-18
File details
MD5 7b5ca1ece36ac8ad9966fdc1ee688520
SHA1 73fdc89bdddb34243f18ffcdce7761b1957bfaa4
SHA256 0534ea6399a58cb2317729813a3b026d937dedcfd92f9a0ae257780d4acf8829
CRC32 7c498aa8
Example file location C:\Windows\System32\migwiz\dlmanifests\BITSExtensions-Server\
Filename bitsmig.dll
System Windows 8.1
File size 61952 bytes
Date 2014-11-21
File details
MD5 beb76f0ca18ae360752bb62cbc60255d
SHA1 e5fb6b1ca6529f3624ed681d24b0bea23687e351
SHA256 e75874730a128f5b2a854ec4905f48ff66e0f1ff410b3e04628cfbc025138c17
CRC32 2068ffcb
Example file location C:\Windows\System32\migwiz\dlmanifests\BITSExtensions-Server\
Filename bitsmig.dll
System Windows 8
File size 59904 bytes
Date 2012-07-26
File details
MD5 fb2d32468c07d63e2ae95c9258ff2a92
SHA1 9d69c49b4053aeef23a797a519b8c2ab476631cf
SHA256 29963388b12036ea7b42a2bbb089f8f7657ca2b2c6c6f6088114e886d4d79c84
CRC32 0820f31f
Example file location 1: C:\Windows\System32\migwiz\dlmanifests\BITSExtensions-Server\
Filename bitsmig.dll
System Windows 7
File size 61440 bytes
Date -0001-11-30
File details
MD5 4cf099b2288f66833bc0f290e37c14d6
SHA1 79df6511951d50bd0e68b67d031d9134c0609cae
SHA256 b627ac21204594ad621529941b2507e15cdf2c3890beb66fca2785307f40e8f4
CRC32 b330dc36
Example file location ---
Filename bitsmig.dll
System Windows 7
File size 80384 bytes
Date 2009-07-14
File details
MD5 ec93cb40ba9821cee49c51ae8c3de0b4
SHA1 a14e9d678110953366a2131d08aebf272876245d
SHA256 c64d1a444bd66e868d2f24bc560d785903b5edd911803ab4d4920e7742838c75
CRC32 b2b9b4af
Example file location ---
Filename bitsmig.dll
System Windows Vista
File size 79360 bytes
Date 2008-01-21
File details
MD5 04f04aac870f641bf9f128ac036ad34e
SHA1 c4f23505cc8414d4a4b90d52638d63c89ec76579
SHA256 7125a46ecfe9119543eabc022bcb6bc46fa41b9859b71097a6c69bcffae4dbda
CRC32 0d9fc614
Example file location ---
Filename bitsmig.dll
System Windows Vista
File size 60928 bytes
Date -0001-11-30
File details
MD5 61b84cf77f120a45959cbc55f47c3f1c
SHA1 86c59b9cab1914879b4e91562d8d85a7d4a7c0f3
SHA256 dd3ea73215527782e23094b25f340c50e2abfeed105a105e589125a7987f5157
CRC32 9acca6b0
Example file location ---