To update the firmware on your TH1604, TC1604 to enable DRM Free AAC playback, you will need to:
- Connect your device prior to installation.
- Click Here to be redirected to the RCA Downloads Page.
- Click on the AAC Enabled Firmware Update/Restore Utility link.
- Select "Save" and select the appropriate folder to save the installer.
- Run the downloaded installer and follow the instructions to complete installation.