Technicians often share these files on sites like KazmiElecom , LabOne , or GSM-Forum . Search for the specific motherboard model and resolution on those platforms.

(or V6.0): This is a popular 4K WiFi network TV motherboard . It is often used as a replacement part for various smart TV brands (like Xion) or for DIY projects to upgrade screens to 4K resolution.

Firmware for these generic boards is usually hosted on specialized technician forums or hardware marketplaces: