What does the BTTray.exe file do?
The BTTray.exe process is also known as Bluetooth Tray Application or, as the case may be, Bluetooth Application and is a part of WIDCOMM Bluetooth Software or, as the case may be, Qualcomm Atheros Bluetooth Suite. This software is produced by Broadcom (www.broadcom.com) or, as the case may be, Qualcomm Atheros. An outdated or faulty version of BTTray.exe can cause problems for your computer, ranging from slowness to error messages like these:
- Bluetooth Tray Application has stopped working. Windows is checking for a solution to the problem... (Windows 11, 10, 7)
- Bluetooth Tray Application has stopped working. A problem caused the program to stop working correctly. Windows will close the program and notify you if a solution is available. (Windows 11, 10, 7)
- BTTray.exe has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module BTTray.exe. Read of address 00000000.
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What you should know about BTTray.exe Bluetooth Tray Application
BTTray.exe is not part of Windows, but it is important nonetheless. The file BTTray.exe is found in a subdirectory of "C:\Program Files".
Frequently occurring are file sizes such as 849,024 bytes (8% of all these files), 764,032 bytes as well as 69 other variants.
The BTTray file is not part of the Windows operating system. You may uninstall the related program using Windows Control Panel. The program executes in the background, and can only be terminated using Windows Task Manager. BTTray.exe contains a digital signature from Verisign, a subsidiary of Symantec. Verisign thereby confirms this file's authenticity and integrity. This BTTray.exe process is initiated as part of Windows start-up (Registry: MACHINE\User Shell Folders, MACHINE\Run).
The file has a digital signature. This confirms that the producer has been registered with a certificate authority.
BTTray.exe is capable of monitor other applications.
For this reason, 35% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.
If you see this file on your hard drive or in Windows Task Manager, please make sure that it is not a malicious variant. It's a fact that many trojans try to cloak their true identity by calling themselves BTTray.exe. With the above information or by using tools like Security Task Manager you can determine if, in your case, the file is an undesirable variant.
What do other computer users say about BTTray?
Tray icon of your bluetooth driver h2k.nl | |
Since Windows XP Service Pack 2, at startup, a message appears indicating that this module cannot load properly, don't know why. Carlos Bonifax | |
Used by WIDCOMM bluetooth drivers. SP2 includes incompatible bluetooth drivers MoHaG | |
Part of MSI bluetooth dongle software Dino | |
Software for a Bluetooth USB dongle. Harmless - it fish2frog |
Summary: 37 users consider BTTray.exe essential and should not be removed. 6 users consider it harmless. For this reason, one user has already deleted BTTray.exe. source: file.net
How to uninstall WIDCOMM Bluetooth Software or Qualcomm Atheros Bluetooth Suite
To remove Bluetooth Tray Application from your computer, please follow the manual instructions below.
- Click the Windows Start Button. You can find it in the lower-left corner of the taskbar.
- Type 'uninstall'.
- Click Add or remove programs.
- Now locate WIDCOMM Bluetooth Software or Qualcomm Atheros Bluetooth Suite in the list of displayed applications.
- Click the program, and then click Uninstall.


How to check if BTTray.exe (Bluetooth Tray Application) was uninstalled completely
After uninstalling, restart your computer. Then open Windows Explorer and check if a folder with the software name still exists under C:\Program Files. Also, check the Registry for remnants of Bluetooth Tray Application. To do this, start Regedit, then look under HKEY_LOCAL_MACHINE > Software for: Bluetooth Tray Application or the name of the producer. Keep in mind that only a computer professional should delete entries in the Windows Registry directly.
Last but not least
If Windows is not working properly, startup is slow, or BTTray.exe is causing problems, a good Windows diagnostic tool may help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.
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