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The update method depends on the installation method that you used.

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Update a Homebrew installation

1

Update the Homebrew data

Run:
2

Upgrade Handshake

Run:
3

Refresh the configuration

Run:
This command refreshes agent registrations, hooks, managed skills, and the login service.

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Update a curl installation

Run the installer again:
The installer replaces the binary and restarts the existing service.

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Verify the update

Run:
Then complete the installation checks.
Handshake checks for a release once every seven days. The get_handshake_update_status MCP tool reads the cached result. The tool does not make a network request.