What is useractivityd on a Mac? The Handoff service
What the useractivityd process does in macOS, why it can use CPU or memory, and whether you can stop it.
What is useractivityd?
useractivityd shares what you are doing between your Apple devices for Handoff and Continuity.
Why is useractivityd using CPU or memory?
It is light; activity rises when you switch tasks with nearby devices signed in to the same Apple Account.
Can I stop useractivityd?
Turn off Handoff in System Settings, General, AirDrop & Handoff if you never use it.
sharingd handles AirDrop and other Continuity features.
Common questions
Is useractivityd safe on a Mac?
Yes. It is part of macOS. useractivityd shares what you are doing between your Apple devices for Handoff and Continuity..
Can I quit useractivityd?
Turn off Handoff in System Settings, General, AirDrop & Handoff if you never use it..