The screen will show a progress bar. This takes . During this time:
If you’re happy with your current experience, you don’t have to update. But if any of the above symptoms ring a bell, a firmware refresh is a low‑cost (often free) way to get it fixed. dmhz5350bt firmware update link
Start your vehicle’s engine to ensure a steady power supply (do not turn off the car during the update). Connect the USB drive to the USB port of your DMH-Z5350BT. On the head unit, navigate to (gear icon). Select the System Settings tab (usually the wrench icon). The screen will show a progress bar
https://www.eonon.com/Support/Download.html Enter your model number (e.g., GA2185 or similar with DMHZ5350BT chip). But if any of the above symptoms ring
Newer firmware improves pairing speed and fixes audio metadata issues (e.g., song titles not appearing correctly).