Txnr646 Firmware Update 2021 !new! <CONFIRMED 2024>

Wait for the display to show and then turn the unit off and back on using the On/Standby button on the front panel. Method 2: USB Update

using either a network connection or a USB flash drive. Before starting, ensure that is turned off in the hardware settings. Method 1: Network Update txnr646 firmware update 2021

Insert the USB drive into the receiver’s front or rear port. Navigate to and select Update via USB . Follow the on-screen prompts until "Completed!" appears. Common Issues & Troubleshooting Firmware Update TX-NR646 & TX-NR747 (12-01-2020) - Onkyo Wait for the display to show and then