# Privileged helper

> A small background program that runs with administrator rights on behalf of an app, after you approve it.

Updated 2026-10-06. Canonical page: https://lagless.app/glossary/privileged-helper/

> A privileged helper is a background program an app registers with macOS to perform one task that needs administrator rights. Lagless's helper can only read, set (350–2000 ms) or remove `audioLatencyMs`, and only answers apps signed by the same developer.

Related: [SMAppService](/glossary/smappservice/) · [Privacy](/privacy/)