Alpha: Coustic Update Firmware

: Do not turn off the car or remove the USB drive until the process is 100% complete and the unit reboots into the Android home screen. Common Troubleshooting Update Not Detected

Look for silkscreen on PCB: AC-HW-REV 2.3 – never trust the sticker. Alpha Coustic Update Firmware

: Be aware that many firmware updates will wipe your saved settings, apps, and account logins. Specific Files : Do not turn off the car or

: The device will restart automatically once finished. If it stays on a black screen for over 2 minutes, only then attempt a manual restart. 💡 Troubleshooting Alpha Coustic Update Firmware

Take a photo of the , System Version , and Build Number . You will need these to match the correct update file. 3. Preparation: What You’ll Need