What is btaudio?

Btaudio.sys is a Windows driver. A driver is a small software program that allows your computer to communicate with hardware or connected devices. This means that a driver has direct access to the internals of the operating system, hardware etc. The free file information forum can help you determine if btaudio.sys is a Windows system file or if it belongs to an application that you can trust.

Run a free scan to check for btaudio drivers in need of updating

Btaudio.sys file information

The process known as Bluetooth Audio Device belongs to software Bluetooth Software or IOGEAR Bluetooth Software or WIDCOMM Bluetooth Software by Broadcom ( or WIDCOMM ( or Logitech (

Description: Btaudio.sys is not essential for the Windows OS and causes relatively few problems. The file btaudio.sys is located in the C:\Windows\System32\drivers folder. Known file sizes on Windows 10/8/7/XP are 539,304 bytes (20% of all occurrences), 530,861 bytes, 328,285 bytes, 329,837 bytes or 16,896 bytes. 
The driver can be started or stopped from Services in the Control Panel or by other programs. The program has no visible window. The service has no detailed description. The file is not a Windows system file. You can uninstall this program in the Control Panel. btaudio.sys appears to be a compressed file. Therefore the technical security rating is 17% dangerous; however you should also read the user reviews.

Uninstalling this variant: It is possible to do the following:
  1) uninstall the program using the Control Panel ⇒ Uninstall a ProgramBluetooth by hp or IOGEAR Bluetooth Software
  2) consult HP’s Customer Service
  3) find out if there is a newer version available.

Recommended: Identify btaudio.sys related errors

Important: Some malware disguises itself as btaudio.sys, particularly when not located in the C:\Windows\System32\drivers folder. Therefore, you should check the btaudio.sys process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


User Comments

Received during installation of Bluetooth USB adapter
  Mello   (further information)
It crashes sometimes when just connecting a Sony Ericsson headset
the btaudio.sys files and other files were installed when I installed a Bluetooth USB device.
Crashes Dell D630 on resume from standby; installed from Rocketfish Mini BT adapter
  Gary Patterson  
losaque de archivos de rograma quiero istalarlo

Rating chart

Summary: Average user rating of btaudio.sys: based on 7 votes with 5 user comments. 4 users think btaudio.sys is essential for Windows or an installed application. 2 users think it's probably harmless. One user thinks it's neither essential nor dangerous. One user is not sure about it.

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Best practices for resolving btaudio issues

A clean and tidy computer is the key requirement for avoiding problems with btaudio. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the btaudio.sys process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

btaudio.sys [all]