: While holding down the STRAIGHT button on the front panel, press the POWER button. Continue holding STRAIGHT until "ADVANCED SETUP" appears on the display.

The HTR-3065 is a "legacy" model (it has since been discontinued and replaced by models like the TSR-700 or RX-V series). Because of this, you likely won't find updates that add brand-new streaming apps or Dolby Atmos support.

: Download the official update payload from the authorized Yamaha Support Portal . Extract the downloaded .ZIP archive.

Connect the prepared USB drive to the on the front panel of the HTR-3065. Ensure the receiver is turned off. Press and hold the STRAIGHT button on the front panel.

If the update hangs for more than 30 minutes, turn off the unit, unplug the power cord for 60 seconds, and retry the process with a different USB flash drive.