The standby light is on, but the TV refuses to respond to buttons or the remote.
Run a verification check to ensure the data was written correctly. ⚠️ Important Note
Erase the flash memory, then write the new H3960AD2UE backup file.
This dump file is typically intended for use with a (like the RT809F, RT809H, or CH341A) rather than a simple USB stick update.
The TV powers on but stays frozen on the Hyundai splash screen.
I can provide the specific for this board once you have successfully flashed it.
You should flash this firmware if your television is experiencing the following software-related failures: