Release the button when the "Upgrading" progress bar appears.
If the power cuts during the update, the TV may become unrepairable without a hardware programmer. Download MT5510S PB782 CONDOR S43T5600 part03 rar
This process will wipe all apps, settings, and personal data from the TV. Release the button when the "Upgrading" progress bar appears
Ensure your board is exactly MT5510S PB782 . Installing the wrong firmware can permanently damage the hardware. Download MT5510S PB782 CONDOR S43T5600 part03 rar