btmmhook.dll Windows process – What is it?

Btmmhook.dll is a Windows DLL file. DLL is the abbreviation for D ynamic L ink L ibrary. DLL files are needed by programs or web browser extensions, because they contain program code, data, and resources. The following information can help you determine if btmmhook.dll is a Windows system file or if it belongs to an application that you can trust.

The genuine btmmhook.dll file is a software component of Bluetooth Software by Broadcom. A software hook for Bluetooth multimedia devices, this Broadcom application runs in the background when a Bluetooth device is connected to your PC. A software hook is a method in which certain functions or procedures are modified or redirected for use with outside software. This hook allows your Bluetooth device to perform its primary function through your OS. Located in Irvine, California, Broadcom is a Fortune 500 semiconductor company that has a strong focus on network hardware.

Btmmhook.dll file information

The process known as Multimedia Keys Hook DLL or WIDCOMM Bluetooth Software (version 6.1.0.2200) belongs to software WIDCOMM Bluetooth Software or Broadcom Bluetooth Software or Bluetooth Software or Broadcom (version 2070 Bluetooth) or HP Integrated Module with Bluetooth wireless or ThinkPad Bluetooth with Enhanced Data Rate or Lenovo Bluetooth with Enhanced Data Rate by Broadcom (www.broadcom.com).

Description: Btmmhook.dll is not essential for the Windows OS and causes relatively few problems. Btmmhook.dll is located in a subfolder of “C:\Program Files” or sometimes in a subfolder of C:\Windows—normally C:\Program Files\WIDCOMM\Bluetooth Software\SysWOW64\ or C:\Program Files (x86)\WIDCOMM\Bluetooth Software\.
Known file sizes on Windows 10/11/7 are 226,592 bytes (53% of all occurrences), 198,944 bytes and 8 more variants.  
A .dll file (Dynamic Link Library) is a special type of Windows program containing functions that other programs can call. This .dll file can be injected to all running processes and can change or manipulate their behavior.
The program is not visible. The service has no detailed description. It can change the behavior of other programs or manipulate other programs. It is not a Windows core file. The btmmhook.dll file is digitally signed. The btmmhook.dll file is a Verisign signed file. The software can be uninstalled in the Control Panel.
Btmmhook.dll is able to record keyboard and mouse inputs and monitor applications.
Therefore the technical security rating is 41% dangerous, however you should also read the user reviews.

• get help from the software vendor Dell

• remove the entire program WIDCOMM Bluetooth Software or Broadcom 2070 Bluetooth using Windows Control Panel

Uninstalling this variant: In the event of any problems with btmmhook.dll, you might want to do the following:

Recommended: Identify btmmhook.dll related errors

• If btmmhook.dll is located in the C:\Windows\System32 folder, the security rating is 54% dangerous. The file size is 208,896 bytes (80% of all occurrences), 221,184 bytes or 212,992 bytes.
  The program is not visible. There is no detailed description of this service. It can change the behavior of other programs or manipulate other programs. Btmmhook.dll is not a Windows core file. The software can be removed using the Control Panel’s Add\Remove programs applet.
  Btmmhook.dll is able to record keyboard and mouse inputs and monitor applications.

  • get help from the software vendor Dell

  • remove the entire program WIDCOMM Bluetooth Software or HP Integrated Module with Bluetooth wireless using Windows Control Panel

  Uninstalling this variant: In the event of any problems with btmmhook.dll, you might want to do the following:

Important: Some malware camouflages itself as btmmhook.dll, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the btmmhook.dll 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.