You can tone down Liquid Glass from the Display & Brightness section of Settings in iOS 27. Patrick Holland/CNET

iOS 27 ships with Siri saving your conversations and syncing them across every Apple device signed into your account. That’s handy if you want to pick up a chat on your Mac, and less appealing if you’d rather Siri forget what you asked it yesterday.

It’s one of several defaults in the update worth a second look, along with automatic subtitles on videos and the intensity of the Liquid Glass design. All of them can be changed in Settings with a few taps. Here’s where to find each one.

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Some of those additions are useful, but a few can quickly get annoying. Siri now appears in more places and its app keeps conversations forever by default.…