Bonjour 3.1.0.1 For Windows ✭ | TRUSTED |

A: No. mDNS traffic is minimal—a few kilobytes every few minutes. However, a buggy implementation can cause broadcast storms. Version 3.1.0.1 is considered safe.

Yes, if:

No, if:

Recommendation: If you are simply troubleshooting a printer or Plex server, try Bonjour 3.1.0.1 as a temporary diagnostic tool. For production or daily use, install the latest Bonjour version from Apple’s official website (currently bundled with Bonjour Print Services for Windows v3.1.0.5 or higher). If you must use 3.1.0.1, isolate it on a separate VLAN or keep it behind a hardware firewall. bonjour 3.1.0.1 for windows

| Feature | Bonjour 3.1.0.1 | Bonjour 4.x+ / iCloud bundled | |--------|-----------------|-------------------------------| | File size | ~2.8 MB | >1 GB (iCloud bundle) | | Telemetry / analytics | None | Minimal (crash reporting) | | mDNS performance | Very stable | Slightly faster, but more crashes on legacy hardware | | IPv6 support | Basic | Full | | AirPlay 2 compatibility | No (only AirPlay 1) | Yes | | Windows 11 native support | Works, but unsupported | Officially supported | | Resource usage | Very low | Moderate (due to additional Apple services) | A: No