When you install certain apps (like Adobe Creative Cloud , iTunes for Windows , or Skype ), they include the Bonjour Print Services for Windows. This allows Windows to see printers advertised via Bonjour/mDNS—typically printers shared by a Mac or AirPrint-capable network printers.
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Bonjour is Apple’s zero-configuration networking protocol (Zeroconf). It lets devices automatically discover each other on a local network—no manual IP entry required. When you install certain apps (like Adobe Creative