Have a success story or a bricked unit? Comments are open below. For urgent help, visit the AVS Forum Harman Kardon Legacy thread.
: This update was notably released to add support for the Harman Kardon Remote app and, in some regions, included stability improvements for network features like Spotify Connect [8, 10]. harman kardon avr 151 software update
Firmware changes were rare and only applied by authorized service centers if a specific hardware issue required it. Have a success story or a bricked unit
If the update introduces strange behavior, perform a factory reset: in some regions