features. Most of these generic units are updated either through an over-the-air (OTA) process via Wi-Fi or manually using a USB drive. Update Methods Over-the-Air (OTA) Update Connect your head unit to a stable Wi-Fi network or a smartphone hotspot. Navigate to System Update (or Wireless Update).

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Updating to the latest build resolves 90% of these issues.

Before starting, you must identify your specific firmware version. Navigate to Settings > System Information or About Device. Look for the "Build Number" or "MCU Version." If your version starts with "S-" followed by a string of numbers, you are in the right place. Ensure your power supply is stable, as a shutoff during the update can permanently damage the motherboard. The update process typically follows these steps: