received its most significant recent firmware updates throughout 2020 and 2021 . While the receiver is now considered a legacy model, these updates were critical for maintaining compatibility with streaming services like and TuneIn Radio . Onkyo TX-NR646 Firmware Release History The most recent official firmware version for the
Resolved issues with displaying song information for Sirius XM radio. Improved overall playback stability and system reliability. How to Update Your Firmware You can update the txnr646 firmware update 2021
The Onkyo TX-NR646 Go to product viewer dialog for this item. txnr646 firmware update 2021
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 txnr646 firmware update 2021