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Is it safe to delete macOS downloaded assets?

Parts of macOS downloaded after installation, such as speech and language data, voices, fonts, dictionaries and on-device models.

Managed by macOS

macOS manages it. It's never moved to the Trash.

/System/Library/AssetsV2/*

What it is

macOS downloads many components separately from the system itself and keeps them in /System/Library/AssetsV2, which System Integrity Protection protects. They include speech and language data, voices, fonts, dictionaries, software update files and the models used by Apple Intelligence. macOS downloads, updates and removes them as features need them.

If it's removed

Features that rely on an asset stop working until macOS downloads it again.

What to do instead

Leave these to macOS. It downloads and removes them as the features that use them need.

FREE

The free analyzer finds it and explains it. The app never removes it.

Sources

Last checked on 26 Sep 2026. Every entry is written and checked by hand; the app and the command-line tool use the same words.