Firmware Update | Tx-nr646

Don’t treat it like a smartphone update—it’s more critical. A well-updated receiver will serve you for years, while neglected firmware leads to mysterious “it just stopped working” frustration.

Generally – network updates preserve settings. However, a major version jump or post-update reset will. Always back up. Tx-nr646 Firmware Update

Always check Onkyo’s official support page for the very latest version. Don’t treat it like a smartphone update—it’s more