Android Auto comes standard on most new cars, but that wasn't always the case. Plenty of older cars, some only a few years old, shipped without it. My 2021 car didn't come with a head unit or Android Auto. Even though I eventually installed a head unit, Android Auto was still missing from the equation until I found Headunit Revived, an emulator that turned my head unit into an Android Auto-compatible device. If you want, it can also turn your spare phone into a dedicated Android Auto device. Setting up Headunit Revived An open-source Android Auto emulator for any Android device Headunit Revived is an open-source Android Auto head unit emulator. It takes any Android device running Android 4.1 or later and turns it into an Android Auto receiver. That means a spare phone, an old tablet, or even an aftermarket Android head unit that never shipped with Android Auto support can now run Google Maps, Spotify, phone calls, and everything else you'd expect from a factory Android Auto setup. Since it's open source, you can download the APK for free directly from GitHub. There's also a paid version on the Google Play Store for $3.99 if you want automatic updates and want to support the developer. For the self-mode setup I'll walk through here, the free GitHub version works fine. Once you install the app, a setup wizard walks you through the configuration. Here's how the self-mode setup works, where your phone itself acts as the Android Auto device: - Open the app and choose your language on the welcome screen. - On the How do you connect? screen, select Self Mode. This runs Android Auto directly on the device without needing a second phone. - The app detects your panel resolution and codec support. On the Display screen,