Press and hold the Power button on the TV (or plug it in) until the update progress bar appears on the screen.
Installing the wrong firmware can permanently "brick" your TV. Double-check your board number ( TP.SK508.PB801 ) and panel resolution before flashing.
Copy the extracted file to the root directory of a FAT32-formatted USB drive. Download SK508 PB801 HDR REF73 UNIONAIRE USB part1 rar
Download Part 1 (Direct Link) [Insert your specific upload link here]
universal Android motherboard used in Unionaire Smart TVs. Use this file if your TV is stuck on the logo, experiencing remote control issues, or requiring a software refresh. Press and hold the Power button on the
Download all parts of the archive (ensure you have Part 1, Part 2, etc., to extract properly). Extract the firmware file using WinRAR or 7-Zip.
Insert the USB into the TV’s USB port while the power is off. Copy the extracted file to the root directory
It is structured for a tech or repair forum to be clear and helpful for users looking to fix Unionaire TVs using the board. [Firmware] Unionaire TV TP.SK508.PB801 HDR USB Update File Details: Board Model: TP.SK508.PB801 Brand: Unionaire Version/Reference: HDR REF73 Type: USB Upgrade Software / Dump File Format: Compressed (.rar - Part 1) Description: This is the USB-bootable firmware for the TP.SK508.PB801