Simply long-press the home button, then draw a circle around what you want ... app apparently enables three new chips on the AI overview screen when using Circle to Search on text: Summarize, Explain ...

The latest Google app beta brings three new text-based chips for quickly actioning AI Overviews when using Circle to Search.

While it's not exactly called that, both the Chrome app and the Google app will now allow you to circle text or images to search ... press the three-dots button in the top-right corner and tap ...