What is adprivacyd on Mac?
Advertising privacy daemon · seed · quit hint: usually safe
adprivacyd is a macOS process (listed here as Advertising privacy daemon). People usually find it in Activity Monitor when asking “what is this process?”
What does adprivacyd do?
adprivacyd is documented in its man page as the advertising privacy services daemon: it manages user privacy in advertising and allows opting out of targeted advertisements. launchd runs it from /usr/libexec/adprivacyd, and the man page notes it takes no options and should not be started by hand. It is the piece that carries your Personalized Ads choice in Privacy & Security, so leave it alone if you rely on that opt-out; quitting only interrupts it until launchd brings it back.
Is it safe to quit adprivacyd?
Hint: usually safe. SystemWoe Free and Pro use keep-guards so you don’t blindly kill something important — Pro adds force-terminate only with confirmation.
Further reading
Related apple daemon processes on Mac
- What is accessoryd on Mac? · Accessories daemon
- What is com.apple.MobileAccessoryUpdater on Mac? · Accessory firmware updater
- What is accessoryupdate on Mac? · Accessory firmware updater
- What is airportd on Mac? · AirPort (Wi‑Fi) daemon
- What is akd on Mac? · AuthKit daemon (akd)
- What is AMPLibraryAgent on Mac? · Music/TV library agent