Large firmware files (often over 500MB) are frequently split into smaller parts (e.g., part01, part02) to make downloading more stable.

Insert the USB into the TV's USB port and connect the power. The update should start automatically, indicated by a blinking LED.

The file you mentioned, part02.rar , is a .

Copy the .img file to a FAT32-formatted USB drive.

Download all RAR parts from a source like Receiver Pro or Software Zone .

The firmware is designed for a high-performance universal Android board with the following standard hardware: 3840x2160 (UHD 4K). Operating System: Android 9.0. Processor: Quad-Core A35. Memory/Storage: Typically 1GB RAM and 8GB ROM. Connectivity: Integrated Wi-Fi and multiple HDMI/USB ports. Understanding the File Structure

You must download all parts (e.g., part01 through part10) before you can extract the firmware. Opening part02.rar alone will result in an error; the extraction software (like WinRAR or 7-Zip) needs the complete set to recreate the original .img or .bin file. Software Installation Process

The file is a critical component of the firmware update for the TP.SK708D.PC821 Go to product viewer dialog for this item.