What is tee on Mac?

tee · seed · quit hint: usually safe

tee is a macOS process. People usually find it in Activity Monitor when asking “what is this process?”

What does tee do?

tee is the standard Unix utility that duplicates standard input to standard output and zero or more files (often used in pipelines and scripts). It appears when a shell or tool runs tee. Quitting ends that pipeline copy; safe when the parent command has finished.

Is it safe to quit tee?

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 system processes on Mac

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