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Bonjour: What is it and how to remove it?

  • Oct 10, 2025
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Browse your System for programs that cannot or need, you probably also Bonjour. The least familiar with the Tool, we will explain its function and whether you need it actually.

Bonjour is an Apple program

  • Bonjour is usually installed with Apple QuickTime, or iTunes. The Installation is optional, i.e. it can not be prevented.
  • It makes sense to Bonjour, but is hardly a user. The service is responsible for ensuring that computers and devices, which give their music for free, find automatically.
  • The service is not only regarded as a security vulnerability, but is also made for many PC problems. Accordingly, you can uninstall the mostly unnecessary service confidently.
Bonjour in the program list

Apple's Bonjour delete completely

You uninstall the program for the time being, in the usual way. Like this under your Version of Windows works, read this practical tip. To remove the program completely, follow these instructions:
  1. Press simultaneously the keys "Windows" and "R". Type in there "cmd" and click "OK". The black cmd console opens.
  2. Now enter the following commands in the console and confirm each with "Enter" (see image): 1. For 32-Bit systems: cd "\Program Files\Bonjour"; For 64-Bit systems: cd "\Program Files (x86)\Bonjour" 2. "mDNSResponder -remove" 3. "ren mdnsNSP.dll mdnsNSP.old"
  3. Restart your Computer, you should remove the last Remnants. To do this, open the following path in Windows Explorer and delete the folder with the name "Bonjour". - C:\Program Files\ - C:\Program Files (x86)\
  4. Bonjour has now been removed completely from your Computer. They carry, however, an Update of iTunes or QuickTime, it may happen that the service arrived again to your PC.
Bonjour via cmd-console delete

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