What is accessoryupdate on Mac?

Accessory firmware updater · seed · quit hint: caution

accessoryupdate is a macOS process (listed here as Accessory firmware updater). People usually find it in Activity Monitor when asking “what is this process?”

What does accessoryupdate do?

accessoryupdaterd (process name often truncated to accessoryupdate) is the MobileAccessoryUpdater support daemon that downloads and installs firmware for Apple accessories such as AirPods, Beats, and Magic peripherals. It runs when accessories are connected and an update is available. Quitting pauses accessory firmware updates until relaunch.

When to leave accessoryupdate running

  • accessory-firmware-update

Is it safe to quit accessoryupdate?

Hint: caution. 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

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