3.1.0.1 For Windows — Bonjour

Bonjour operates as a background service called mDNSResponder.exe . It uses to broadcast the presence of services—like printers, media libraries, or file shares—and resolve their names to IP addresses.

It uses Multicast DNS (mDNS) and DNS Service Discovery (DNS-SD) to "shout" its presence to other devices. bonjour 3.1.0.1 for windows

Last reviewed: October 2024 (Based on available builds) Last reviewed: October 2024 (Based on available builds)

Once upon a time, there was a Windows PC named "Workhorse." Workhorse was great at spreadsheets and gaming, but it was a bit of a hermit when it came to its neighbors. Every time Workhorse wanted to talk to a new printer or share music with an iPhone, it needed a complex map of IP addresses and manual settings. It felt like trying to find a friend in a crowded city without a phone. Then, one day, a quiet guest arrived: Bonjour 3.1.0.1 Then, one day, a quiet guest arrived: Bonjour 3

have reported security blocks (e.g., LSA protection blocking mdnsNSP.dll Apple Support Community How to Get or Update It How do I upgrade Bonjour? - Apple Support Community

Bonjour opens UDP port 5353 and listens for multicast traffic. This has security implications: