The file mdnsresponder.exe enables a service known as Bonjour Service, which is a Mac OS and iOS service from Apple, to run in a Windows-based computer. Bonjour Service is an essential software program for Apple services, applications and devices. What the file does is to automatically detect PCs, devices and services over a local area network. It is used for file and printer sharing. The file is found to install with Apple iTunes. The service is not necessarily just for Apple devices, but for all devices connected to a local area network. File directory is C:\Program Files\Bonjour\mdnsresponder.exe. The file is published by Apple Computer, Inc. and is about 224 KB in size. Its general RAM usage is 4.33 MB. Four GDI Objects are associated with the file. Its average CPU utilization is 0.00034660%, while average I/O read and write operations is 2/min. The file runs as a Windows service and is compatible with a 32-bit platform.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. mdnsresponder.exe. is used by Bonjour Service, If you shut down mdnsresponder.exe, it will likely start again at a later time either after you restart your computer or after an application start. To stop mdnsresponder.exe, permanently you need to uninstall the application that runs this process which in this case is Bonjour Service, from your system.

After uninstalling applications it is a good idea to scan you Windows registry for any left over traces of applications. Registry Reviver by ReviverSoft is a great tool for doing this.

The ReviverSoft experts have not yet reviewed mdnsresponder.exe

A process usually a part of an installed application such as Bonjour Service, or your operating system that is responsible for running in functions of that application. Some application require that they have processes running all the time so they can do things such as check for updates or notify you when you get an instant message. Some poorly written applications have many processes that run that may not be required and take up valuable processing power within your computer.

We have not received any complaint about this process having higher than normal impact on PC performance. If you have had bad experiences with it please let us know in a comment below and we will investigate it further.

The first thing you should do if mdnsresponder.exe. is causing errors on your computer is to run a Windows registry scan with Registry Reviver If you are still seeing errors after this you should uninstall the program that mdnsresponder.exe, belongs to, in this case Bonjour Service