Repair and Download BthA2DP.sys Now

Sometimes Windows system displays error messages regarding corrupted or missing BthA2DP.sys 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 BthA2DP.sys file can therefore effect in failed execution of the started process.

BthA2DP.sys file Bluetooth A2DP 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 BthA2DP.sys related errors on your device. You can also download BthA2DP.sys file compatible with Windows 10, Windows 8.1, Windows 8 devices which will (most probably) allow you to solve the problem.

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

File info

General information
Filename BthA2DP.sys
File extension SYS
Description Bluetooth A2DP Driver
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 BthA2DP.sys file. BthA2DP.sys 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 BthA2DP.sys file. If you encounter one listed below (or similar), please consider the following suggestions.

  • BthA2DP.sys is corrupted
  • BthA2DP.sys cannot be located
  • Runtime Error - BthA2DP.sys
  • BthA2DP.sys file error
  • BthA2DP.sys file cannot be loaded. Module was not found
  • cannot register BthA2DP.sys file:
  • BthA2DP.sys file could not be loaded
  • BthA2DP.sys file doesn't exist



Application could not be started because BthA2DP.sys file is missing. Reinstall the application to solve the problem.


Problems related to BthA2DP.sys 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 BthA2DP.sys 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.

BthA2DP.sys 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 BthA2DP.sys 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 BthA2DP.sys 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 BthA2DP.sys 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 BthA2DP.sys file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the BthA2DP.sys 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 BthA2DP.sys 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 BthA2DP.sys 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 BthA2DP.sys file

The last solution is to manually download and replace BthA2DP.sys 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 BthA2DP.sys file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of BthA2DP.sys file example directory paths.

  • Windows 10: C:\Windows\System32\DriverStore\FileRepository\wdma_bt.inf_x86_b79fa3b0c269965f\
  • Windows 8.1: C:\Windows\System32\DriverStore\FileRepository\wdma_bt.inf_x86_bd64c156d349cbba\
  • Windows 8: 1: C:\Windows\System32\DriverStore\FileRepository\wdma_bt.inf_x86_bd64c156d349cbba\

If the steps did not solve your BthA2DP.sys 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 BthA2DP.sys
System Windows 10
File size 132608 bytes
Date 2017-03-18
File details
MD5 6a503b927104f4ca8e6ad5d303e90286
SHA1 7622ef01e4a0b2d20b12548037f0a7da28f86dcb
SHA256 9e39eba7e7bcc51096e87e54766501c11503d226a4d1cad19d87fc972bb67f5d
CRC32 ec26365b
Example file location C:\Windows\System32\DriverStore\FileRepository\wdma_bt.inf_x86_b79fa3b0c269965f\
Filename BthA2DP.sys
System Windows 8.1
File size 107008 bytes
Date 2014-11-21
File details
MD5 c15b65b92295074803d821b927e81a1b
SHA1 c90c8d73f98dec62a0eb497d54b67308024a2f3b
SHA256 86d70ca2481efe2c642c07f30372d6eb457b3546e9e541b0c313920ddd7ebf26
CRC32 e1f02976
Example file location C:\Windows\System32\DriverStore\FileRepository\wdma_bt.inf_x86_bd64c156d349cbba\
Filename BthA2DP.sys
System Windows 8
File size 91648 bytes
Date 2012-07-26
File details
MD5 d0d8abe6a5f9e91af4dabed3831074ea
SHA1 330a750ec9ee5f84138601a41dbfeecb1e334710
SHA256 568b422a57e3b249cbea4b93005d8c90ff3f5747589cff5e1785de452f02e32d
CRC32 a88ee092
Example file location 1: C:\Windows\System32\DriverStore\FileRepository\wdma_bt.inf_x86_bd64c156d349cbba\