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. 📥 Download Sources
: Format a USB drive (8GB or less recommended) to FAT32 . Download CV358H B42 1920x1080 SHOWNIC part01 rar
: A reliable community source for CV358H series USB firmware and BIOS bin files . Download CV358H B42 1920x1080 SHOWNIC part01 rar
: 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. Download CV358H B42 1920x1080 SHOWNIC part01 rar