: Ensure that you have the correct firmware for your device. In this case, tpdnt72563pb781 seems to be a specific model or version identifier. Double-check this against the device itself or the manufacturer's documentation.
If you found tpdnt72563pb781 on an unofficial website, forum, or file‑sharing platform: tpdnt72563pb781 firmware install
The process generally involves downloading the correct firmware file tailored to your specific TV panel model (as the board can be paired with different screens) and following these steps: : Ensure that you have the correct firmware for your device
However, I can offer you :
Continue holding the button until you see the "Software Upgrading" or "System Updating" progress bar on the screen. tpdnt72563pb781 firmware install