Firmware Updates


Notice of Firmware Update for TX-8390

A firmware update for the TX-8390 network stereo receiver is available through the unit’s network connection or USB input. Please note that new firmware updates replace, and include all content from, previous updates. The latest update includes the following content:

Latest Firmware Number (16 digits):R115-0408-0120-0029

As of 22 December 2020

  • Update Chromecast built-in version to 1.44.
  • Support ALLM "Auto Low Latency Mode".
  • FIx the issue that cannot display the logo of certain TuneIn Radio stations.
  • Improve reception capability in certain TuneIn Radio stations.

As of 28 October 2020

As of 4 August 2020

  • Support "Critical Listening mode of DTS Play-Fi".
  • Unlock IP/Serial/IR/Front Panel volume controls if using Sonos “Volume Pass-Through” feature.
  • Minor bug fixes and improvements stability.

As of 12 March 2020

  • Support "Volume Pass Through" mode for Sonos.*
  • *For detail about updated function, please refer to the link below.

  • Update Chromecast built-in version to 1.40.
  • Improve the list viewing for ''Albums/ Artists/ Songs'' in My Music of Amazon Music.
  • Fix the issue of Bluetooth connection with certain iOS devices.

As of 17 December 2019

How to Install Firmware Update for TX-8390

Click below for instructions on how to install the update. Instructions cover (1) direct update over network connection and (2) update via USB.

Click below to download the firmware update to your PC, for subsequent installation on your receiver via its USB port.

Please click here for the details about Open Source Software.