If you'd like, I can help you find a specific or a service menu guide for this board once you've finished the update.
đź’ˇ : Never turn off the power during the update, as this can permanently "brick" the motherboard. Download CV358H B42 1920x1080 SHOWNIC part01 rar
The 1920x1080 SHOWNIC firmware is typically distributed across multiple compressed parts (like part01.rar , part02.rar ) to comply with file size limits on hosting platforms. To successfully extract the complete content , you must have all numbered parts in the same folder before opening the first one. đź“Ą Download Sources If you'd like, I can help you find
Press and hold the on the TV panel (not the remote) while plugging the TV into the wall. To successfully extract the complete content , you
: Move the extracted firmware file (e.g., CtvUpgrade.bin ) to the root of the USB drive (not inside any folder). Flash TV : Turn off the TV. Insert the USB.
: Format a USB drive (8GB or less recommended) to FAT32 .
: Pages like Smart TV Doctor frequently share archive links for specific board revisions . 🛠️ Extraction & Installation Steps