Verify your board is exactly MT5522S PC822 to avoid screen inversion or remote control failure. If you'd like, I can help you: Find the remaining parts of this archive. Troubleshoot extraction errors (like "CRC Failed").
Move the extracted .bin or .pkg file to the USB root directory. Update: Insert the USB into the TV. Unplug the TV from power. Hold the Power button on the TV panel. Verify your board is exactly MT5522S PC822 to
Find a if this one doesn't match your panel. Move the extracted
Cutting power during the flash will "brick" your motherboard. Hold the Power button on the TV panel
Right-click on part01 and select "Extract Here" (using WinRAR or 7-Zip). It will automatically pull data from part08 . Prepare USB: Format a USB drive (8GB or 16GB) to FAT32 .
MT5522S PC822 3840x2160 Polarine 43PU11TC part08.rar This file is the 8th segment of a split-archive firmware package for the Polarine 43PU11TC Smart TV. To use it effectively, you must have all parts of the archive (e.g., part01 through part08) in the same folder before extracting. Hardware Specifications MT5522S PC822 Panel Resolution: 3840 x 2160 (4K UHD) TV Model: Polarine 43PU11TC File Type: RAR Compressed (Multi-part) Installation Steps