Bonjour64.msi ((free)) Official

Adobe relies heavily on Bonjour for its version management and file synchronization tools. Installing the Creative Cloud desktop app or specific tools like Lightroom often triggers the installation of Bonjour to manage network licensing and asset discovery.

You typically won't find a direct download for just the MSI from Apple. Instead, you can: bonjour64.msi

bonjour64.msi is a tiny piece of cross-platform magic that most people never need to think about — until Windows throws an error asking for it. That usually happens when you uninstalled iTunes but left Bonjour behind, then another app tries to repair its own Bonjour install. Adobe relies heavily on Bonjour for its version

Bonjour64.msi is the 64-bit Windows installer package for the Bonjour Service , Apple’s "zero-configuration" networking protocol Apple’s "zero-configuration" networking protocol