Android Automotive OS (AAOS) is the full Android operating system built into the car's infotainment — not Android Auto (a mirroring app), but a native Android environment. Cars like Polestar 2, Volvo EX90, Renault Mégane E-Tech, Honda Prologue, BYD, Geely, and GM vehicles run AAOS.
Because AAOS is real Android, it can run a real file manager. AnExplorer supports Android Automotive.
What File Management Is Needed in a Car?
| Use case | Details |
|---|---|
| USB music management | Browse USB drives for offline music without a phone |
| Sideloaded APK management | Install and manage apps on AAOS when Play Store is restricted |
| Transfer from phone | Move files wirelessly from phone to car storage |
| Offline maps / files | Copy navigation data, documents to internal car storage |
| Log files / diagnostics | Some AAOS setups expose OBD or system logs as files |
AnExplorer on Android Automotive
AnExplorer is the first and primary file manager available for Android Automotive OS. It is designed for AAOS's constrained UI environment (no touchpad-style interactions, optimized for in-car display sizes from 8" to 15.6").
Supported AAOS vehicles (tested/supported):
- Polestar 2 — Available in Polestar's in-car Play Store
- Volvo EX90, XC40 Recharge — Volvo runs the same AAOS build as Polestar
- Honda Prologue — GM-based AAOS
- BYD (Atto 3, Seal, Han) — AAOS variant
- Renault Mégane E-Tech — MediaNav Evolution runs AAOS
- Geely / Lynk & Co — AAOS-based infotainment
- Ford (BlueOval Intelligence) — Selected models with AAOS
- General AAOS-certified platforms via Google Play
USB Drive Access in Your Car
Most AAOS vehicles have a USB-A or USB-C port in the center console. AnExplorer can access USB storage:
- Plug a USB drive into the car's USB port
- Open AnExplorer from the car's app drawer
- Browse the USB drive — find music, documents, or APK files
- Play music files directly, or copy to internal storage
This is the most common use case: managing a USB music library in the car without touching a phone.
Transferring Files from Phone to Car
AnExplorer runs on both your Android phone and the AAOS car unit. Use Device Connect or FTP to transfer files from your phone to car storage over the car's Wi-Fi hotspot:
- Connect phone to car's Wi-Fi hotspot (or both on same home network)
- On car AnExplorer, start FTP Server
- On phone AnExplorer, connect to the car's FTP server IP
- Transfer music, maps, or APKs
Android Auto vs Android Automotive — Key Difference
| Android Auto | Android Automotive OS | |
|---|---|---|
| Runs on | Phone (mirrored to car display) | Built into the car itself |
| File managers | Browse and play media (audio, music, podcasts) | Full file management, copy, move, install apps |
| Play Store | Phone apps mirrored to your car | Built-in car Play Store for native apps |
| Offline use | Needs your phone connected | Works independently in the car |
AnExplorer on Android Auto vs. Android Automotive OS While standard Android Auto doesn't allow traditional file manager apps (like moving files or viewing documents) to keep drivers safe, AnExplorer finds a smart way to help you.
When you connect AnExplorer to your car display via Android Auto, it turns your phone's storage—including attached USB drives, SD cards, and cloud drives like Google Drive or Dropbox—into an easy-to-use media player.
Play Media on Android Auto:
- Listen to Music & Audio: You can easily browse your folders and play your favorite music collections, podcasts, and high-quality audio files directly through your car's speakers.
- Watch Videos While Parked: AnExplorer already finds and lists your video libraries so you can watch movies in your car. Right now, Google blocks video playing on Android Auto for safety. However, Google is soon updating Android Auto to allow watching videos while your car is parked or charging. As soon as Google turns this feature on, AnExplorer is ready to play your downloaded videos instantly!
If you want to do real file management in your car—like copying dashcam videos, opening documents, or installing custom apps—you will need a car that runs the full Android Automotive OS.
Other File Managers on AAOS
No other major file manager has AAOS-specific support as of 2026. FX File Explorer and Solid Explorer are not on the automotive Play Store. ES File Explorer was removed from all stores in 2022.
AnExplorer is the only file manager designed and distributed for Android Automotive.