These boards are paired with specific LCD panels. Installing "FRESH" firmware meant for a different screen size or panel model can result in a distorted image or a "black screen" bricking.

This firmware is often sought for models like the Starwind SW-LED43UA403 or the Prestigio PTV50SS04X . Installation Precautions

It is highly recommended that these updates be performed by a technician, as incorrect installation can permanently damage the motherboard.