Windows - How to remove Apple Bonjour?

October 2016

Bonjour comes pre-installed with the Apple software like iTunes or QuickTime. The installation is not optional, and can not therefore be prevented. Bonjour is rumored to be a security vulnerability and also be the source of many problems on a PC. In this article you will learn how you can remove Bonjour completely.
First of all must be uninstalled Bonjour via the Control Panel ---> Uninstall Programs.
Next you will need to run a couple of commands:
  • press Windows + R, type "cmd" and press OK
  • Now enter the following commands:
    • For 32-Bit-Systems: cd\Program Files\Bonjour
    • For 64-Bit-Systems: cd\Program Files (x86)\Bonjour
    • mDNSResponder -remove
    • ren mdnsNSP.dll mdnsNSP.old
  • Now restart your computer
  • Go to C:\Program Files\ and delete the Bonjour folder.

Related :

This document entitled « Windows - How to remove Apple Bonjour? » from CCM ( is made available under the Creative Commons license. You can copy, modify copies of this page, under the conditions stipulated by the license, as this note appears clearly.