If your smart TV maintains a stable internet connection, the easiest route is to leverage the built-in system update mechanism.
: Reduces "not responding" errors and remote control lag. Critical Warning Performing a manual firmware update on boards like the CVTEMSD338512M cvtemsd338512m smart tv update upd better
Stabilized network drivers for uninterrupted 4K/HD streaming. Step-by-Step Update Methods If your smart TV maintains a stable internet