Ensure the drive is empty before adding the update files.
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). dmhz5350bt firmware update link
Scroll down to and select Firmware Update . 3. Run the Update Ensure the drive is empty before adding the update files