Since this is a generic (OEM) board, there is no single official manufacturer website for firmware. Instead, technicians rely on community databases and repair repositories:
If you still cannot find the firmware file, contact your original seller on Alibaba/Aliexpress with the subject: "Request: Firmware binary for TP SK706S PC822 (PCB version X.X)" . Most respond within 48 hours. tp sk706s pc822 firmware download
If you have visited tp-link.com and searched for SK706S or PC822, you likely found nothing. There are three reasons for this: Since this is a generic (OEM) board, there
To help me narrow down the specific files needed (as resolutions and panel configurations differ), could you tell me: What is the of your TV? What is the panel resolution (e.g., FHD 1920x1080 or 4K)? What is the exact issue (stuck on logo, dead, etc.)? I can then provide the precise, safe firmware version. If you have visited tp-link