84,488,480 programs installed

Should I remove Calisto DFU Driver x86?

What percent of users and experts removed it?
2% remove it98% keep it
Overall Sentiment
What do people think about it?
Be the first to rate (click star to rate)
How common is it?
Global Rank #35,980
United States Rank #34,771
Reach 0.0033%
Lifespan of installation (until removal)
< 23.15 days
682.88 days >
Average installed length: 358.80 days


2.4.49092.0 100.00%

Typically installed together

Calisto DFU Driver x86

Remove Calisto DFU Driver x86
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What is Calisto DFU Driver x86?

The Windows driver for the Plantronics Discovery 975 Bluetooth Earpiece.


Calisto DFU Driver x86 is a program developed by Plantronics. The software installer includes 28 files and is usually about 3.36 MB (3,526,924 bytes). In comparison to the total number of users, most PCs are running the OS Windows 7 (SP1) as well as Windows XP. While about 43% of users of Calisto DFU Driver x86 come from the United States, it is also popular in Germany and Australia.

Program detailsProgram details

Installation folder: C:\Program Files\widcomm\bluetooth software\dfuwizard
Uninstaller: MsiExec.exe /I{A595CC0D-F39E-4A66-B057-B0DBE9BAD757}
(The Windows Installer is used for the installation, maintenance, and removal.)
Estimated size: 3.36 MB
Language: English (United States)

Program filesFiles installed by Calisto DFU Driver x86

  • btdfu.dll (by Broadcom) - Bluetooth Software
  • btdfu64.dll (by Broadcom)
  • btdfureschs.dll - Bluetooth DFU Resource Dll
  • btdfurescht.dll
  • btdfuresdan.dll
  • btdfuresdeu.dll
  • btdfuresesn.dll
  • btdfuresfin.dll
  • btdfuresfra.dll
  • btdfuresita.dll
  • btdfuresjpn.dll
  • btdfureskor.dll
  • btdfuresnld.dll
  • btdfuresnor.dll
  • btdfuresplk.dll
  • btdfuresptb.dll
  • btdfuresrus.dll
  • btdfuressve.dll
  • setupbluetoothfirmware.exe - Bluetooth DFU Wizard
  • setupbluetoothfirmware64.exe

How do I remove Calisto DFU Driver x86?

Quickly and completely remove Calisto DFU Driver (x86) from your computer by downloading Reason's ‘Should I Remove It?’ (click the button below).
Or, you can uninstall Calisto DFU Driver x86 from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program Calisto DFU Driver (x86), click it, and then do one of the following:
    • Windows Vista/7/8: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove Calisto DFU Driver x86.

Win 7 (SP1) 59%
Win 7 2%
Uninstall it 2%
Keep it 98%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 63.49%
Windows XP 15.87%
Windows Vista 11.11%
Windows 10 9.52%
Which OS releases does it run on?
Windows 7 Ultimate 24.59%
Windows 7 Professional 18.03%
Windows 7 Home Premium 14.75%
Microsoft Windows XP 13.11%
Windows Vista Home Premiu... 8.20%
Windows 7 Enterprise 8.20%

Distribution by countryGeography

43.24% of installs come from the United States
Which countries install it?
  United States 43.24%
  Germany 10.81%
  Australia 5.41%
  United Kingdom 5.41%
  France 4.05%
  Canada 4.05%
  Saudi Arabia 4.05%
  Belgium 2.70%
  Finland 2.70%
  DK 2.70%
  South Africa 1.35%
  Switzerland 1.35%
  New Zealand 1.35%
  AL 1.35%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Dell 34.55%
Hewlett-Packard 21.82%
Acer 12.73%
Lenovo 10.91%
American Megatrends 7.27%
Intel 5.45%
Gateway 3.64%
MSI 1.82%
Common models
Dell Latitude E5510 3.92%
VIA PM800-8237 1.96%
TOSHIBA Satellite A215 1.96%
Dell Dell DXP061 1.96%
Dell Computer OptiPlex 17... 1.96%
Dell Computer Dimension 4... 1.96%

About Plantronics

Plantronics is an electronics company that developes audio communications equipment for business and consumers and its products support unified communications, mobile use, gaming and music.
Publisher URL: www.plantronics.com


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