Insert the USB into the front panel USB port (labeled “USB” – not the service port inside the vent).
This typically means the receiver cannot read the firmware data. If you are using the , first check the following: Yamaha Htr 3065 Firmware Update
If you encounter issues during the update, follow these troubleshooting steps: Insert the USB into the front panel USB
Once the screen displays "UPDATE SUCCESS," power the unit off and then back on to complete the process. Yamaha - Yamaha - España finding the exact download link for the latest version available for your region? FIRMWARE UPDATING PROCEDURE - Yamaha Yamaha Htr 3065 Firmware Update