: If it doesn't auto-detect, you may need to repeatedly tap the screen during boot until "Detected" appears in green. Recovery (If Bricked)

If you have a branded unit, check the official download pages: Junsun Official Support (often uses the 8227L for their V1/V1 Pro models). Eonon Support 3. Video Guides & Firmware Downloads

Unfortunately, we cannot provide direct download links to firmware files due to copyright and intellectual property concerns. However, we can guide you on how to obtain the firmware for your device.

Before downloading any link, you verify your specific hardware version to avoid "bricking" (breaking) your unit. Junsun 8227L Android CarNavi firmware update