usually requires visiting dedicated technician forums or firmware archives. Finding a specific multi-part file like "part10.rar" suggests you are working through a split archive.
You can often find these firmware files and guides on platforms like:
: Often hosts split .rar archives for larger board software. Important Reminders for Installation:
: To extract a multi-part archive, you must have all parts (Part 1 through Part 10) in the same folder before right-clicking the first part to "Extract Here."
Downloading firmware for specific TV boards like the CV358H-B42