: Use a tool like WinRAR or 7-Zip to extract part1 ; this automatically combines all parts into a single .bin firmware file.
To download and install the firmware, you must download all required archive parts—including part 3—to a single folder before extracting them to a FAT32-formatted USB drive. This firmware is specifically for the TP.HV553.PC821 Download Firmware HV553 PC821 UHD General Life part3 rar
If your TV is stuck on a logo or "hanging," use the forced upgrade method: Complete TP HV553 PC821 Software Setup Instructions : Use a tool like WinRAR or 7-Zip