Insert the USB into the TV and follow the specific boot sequence (often holding the power button while plugging it in) to start the update. About the CV358H-B42 Motherboard
It sounds like you're looking for the fourth part of a multi-part for the CV358H-B42 Download CV358H B42 1366X768 NATH part04 rar
Use a tool like or 7-Zip to "Extract Here" on the first part (Part 01); it will automatically pull data from Part 04 to complete the extraction. Copy the resulting .bin file to a formatted USB drive. Insert the USB into the TV and follow