Settings & keep-time · Rules and safety floors
Why is the Auto Rules list empty in Settings → Rules?
Short answer: Storage Studio adds Auto Rules as it learns what's safe to clean on your Mac, so it starts empty. Click Review… beside Auto Rules to scan now and see suggestions.
Storage Studio adds rules to that list by itself as it learns what's safe to clean on your Mac, so a new install starts empty. Click Review… beside Auto Rules to scan now and see what it suggests.
If you've turned on Suggest only in Settings → Advanced, suggestions wait for your approval rather than applying themselves.