What is triald on a Mac?
triald downloads and applies the settings Apple uses to roll out and test features. It ran as our user with 1 MB, and its folder held 101 MB. What it does.
What is triald?
triald is the process behind Trial, Apple's system for rolling out and testing features. It fetches small bundles of settings and models, decides which variation your Mac uses, and stores them in ~/Library/Trial. It lives at /usr/libexec/triald.
| Reading on our Mac | Value |
|---|---|
| Runs as | our user |
| Memory | 1 MB |
| Running for | 34 minutes, started on demand |
~/Library/Trial | 101 MB, 97 MB of it Treatments |
Is triald safe?
Yes, it is part of macOS. It downloads configuration; it does not decide what is collected about your use. That is controlled under System Settings, Privacy & Security, Analytics & Improvements.
Why is triald using network or CPU?
It is fetching or unpacking a new rollout, typically soon after an update or when a new feature reaches your Mac. It finishes quickly. Its storage is explained in the Trial folder.
See it live
Free Mac's System tab ranks every process by processor use and energy impact, once a second, and marks the ones macOS will not let you quit as protected. See also mobileassetd.
Related: knowledge-agent and suggestd.
Common questions
What is triald on a Mac?
The macOS process that downloads and applies settings Apple uses to roll out and test features.
Is triald malware?
No. It is part of macOS and lives at /usr/libexec/triald.
Where does triald store its data?
In ~/Library/Trial. It was 101 MB on our Mac.