Google has begun rolling out Android Auto 18.0 in beta, an update that contains no new user-facing features but adds a new asset called “cielo_launcher,” the strongest sign yet that “Cielo” is the codename for the next Android Auto redesign.

What Android Auto 18.0 actually contains

Announced earlier this year, the redesign has been building behind the scenes. The 18.0 beta itself is underwhelming: no new features spotted, likely just assorted bug fixes. Its significance lies in the teardown finding “cielo_launcher” as a new asset — pointing directly at a replacement for “Coolwalk,” the codename of the 2023 dashboard redesign. “Coolwalk_launcher” appeared in Android Auto’s code years ago as that dashboard was built out.

The “Cielo” codename has been appearing for months in Android Auto’s flags. Android Sage mentions v15.9, but references trace as far back as v15.7 in November 2025. “Cielo” is a real word in Italian and Spanish meaning “sky”; whether that carries meaning is unclear.

Why “launcher” matters more than the version number

Previous Android Auto updates mentioning “cielo” also mentioned screen layouts, which may tie into how the new design covers more of the display and supports widgets. The launcher reference is the clearest indication yet that Cielo will succeed Coolwalk as the structural layer users actually see.

The 18.0 update is purely building on that redesign — nothing found implies it is imminent. Flags around the light/dark theme still use “Coolwalk” terminology, and that feature remains not live in this update.

What readers should watch for

The beta rollout of Android Auto 18.0 is a staging step, not a launch. The real signal is the asset naming. Until Google ships Cielo, the version number alone tells users little. Separately, Google has been rolling out a fix that stops auto-playing music when you start your car, confirmed a fix for the missing signal icon, and drivers report Android Auto might soon require Android 11 or later.