Owner's Manual
Page 118
...LG Electronics service center. yyPremium service is disabled while the software is being updated through NSU. 6 When the update is complete, the TV will appear on the screen when an update is on, the TV will automatically check for the firmware update may need to extend the product lifespan. yyIf the firmware update download.... If it still does not download, contact customer service. Updating the TV Firmware Download and install the latest firmware by connecting to the firmware update server to an older firmware version. NOTE yyWhile updating the firmware, do not disconnect the LAN...
...LG Electronics service center. yyPremium service is disabled while the software is being updated through NSU. 6 When the update is complete, the TV will appear on the screen when an update is on, the TV will automatically check for the firmware update may need to extend the product lifespan. yyIf the firmware update download.... If it still does not download, contact customer service. Updating the TV Firmware Download and install the latest firmware by connecting to the firmware update server to an older firmware version. NOTE yyWhile updating the firmware, do not disconnect the LAN...