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How to Repair BTHUSB.SYS.mui? Download Now

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

BTHUSB.SYS.mui file Bluetooth Miniport Driver. 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 BTHUSB.SYS.mui related errors on your device. You can also download BTHUSB.SYS.mui file compatible with Windows 10, Windows 8.1, Windows 8, Windows 7 devices which will (most probably) allow you to solve the problem.

For Windows Compatible with: Windows 10, Windows 8.1, Windows 8, Windows 7

File info

General information
Filename BTHUSB.SYS.mui
File extension MUI
Description Bluetooth Miniport Driver
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.)
BTHUSB.SYS.mui

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

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

BTHUSB.SYS.mui

Error

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

OK

Problems related to BTHUSB.SYS.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 BTHUSB.SYS.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.

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

The last solution is to manually download and replace BTHUSB.SYS.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 BTHUSB.SYS.mui file.

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

  • Windows 10: C:\Windows\System32\drivers\en-US\
  • Windows 8.1: C:\Windows\System32\Drivers\en-GB\
  • Windows 8: 1: C:\Windows\System32\Drivers\en-GB\
  • Windows 7: C:\Windows\System32\drivers\en-US\

If the steps did not solve your BTHUSB.SYS.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 BTHUSB.SYS.mui
System Windows 10
File size 3584 bytes
Date 2017-03-18
File details
MD5 e083cf0ed95b6a38f9e15ac89b1ca822
SHA1 88914060d5f5daf5f457872bb453e652603d5d12
SHA256 99bdaabfed66c0f2d26e4458e5f4ad806802908b8ff0241b058894087cc25bed
CRC32 e7694399
Example file location C:\Windows\System32\drivers\en-US\
Filename BTHUSB.SYS.mui
System Windows 8.1
File size 2560 bytes
Date 2014-11-21
File details
MD5 167c9b0ca3226b4d56c6589f20edbad2
SHA1 7544787720c29a76af7e296b65a0d1ece2921ce2
SHA256 b2437cd0a38cbebc0fcae1bf68667897572a79acfcccb92d25df7ab949806047
CRC32 e1db1071
Example file location C:\Windows\System32\Drivers\en-GB\
Filename BTHUSB.SYS.mui
System Windows 8
File size 2560 bytes
Date 2012-07-26
File details
MD5 dee0678c10a5f317d247c80c1c8e5aa3
SHA1 e46d1d6714299036b70e69ea0facaf58484437a1
SHA256 db49441a055e3522b9d3087ffe6a12f6987311f5c1a0693a179b2b50cbc2fc3c
CRC32 f6049269
Example file location 1: C:\Windows\System32\Drivers\en-GB\
Filename BTHUSB.SYS.mui
System Windows 7
File size 2560 bytes
Date 2011-04-12
File details
MD5 427afd042bf91f651aaaf2f8333946d3
SHA1 d2bd225b8dfd9b20843561028a10550ec9b44ea6
SHA256 2ef559005ea08407322e065ae239bfe6ac873c7868fcc35525b25b719b84312f
CRC32 42836d38
Example file location C:\Windows\System32\drivers\en-US\