to the root (main folder) of the USB. Do not put it in a folder. Power off the TV and unplug it from the wall. Insert the USB into the TV's USB port.
: Ensure all parts are in the same folder on your computer. If one part is missing or has a slightly different filename (like a (1) added by your browser), the extraction will fail with a "Checksum Error". 2. Extracting the Payload Download CV358H A50 1920x1080 CONIC part04 rar
Here is a useful "story"—or rather, a procedural guide—on how to handle these fragmented downloads safely. 1. The "Parts" Puzzle to the root (main folder) of the USB
: You must download every single part (part01, part02, part03, and part04) before you can extract anything. Insert the USB into the TV's USB port
: You should end up with a single file, likely named something like allupgrade_msd358_8G_1G.bin . 3. The "Brick-Proof" Installation To install this on your CV358H-A50 board: Format a USB drive to FAT32.