: Ensure you have both part01 and part02 . Right-click part01 and select "Extract here"; it will automatically pull the data from part02 to create the final .bin or .img file.

while it is powered off, then power it on. The status LED should blink rapidly during the update. during this process, as it can "brick" the board.

Files hosted on third-party forums or file-sharing sites often come in multi-part RAR archives. To use them, you must download (Part 1, Part 2, etc.) into the same folder and use a tool like WinRAR or 7-Zip to extract them. Where to Find the Firmware

: Technical communities such as All About Circuits or various LED TV repair forums are common sources for these split RAR files.