That function was announced some time ago now, but it’s not there yet (i.e. not there with extension versions 2025.1.0).
(see here: 2025.1.0 / 2025.2.0 Browser Extension UI/UX Megathread)
That might be true for how you use the extension. But to use the extension as a “bookmark” - i.e. to search for an item, launch the website, and then use autofill - is also quite common and needs both the search and autofill.