: A reliable community source for CV358H series USB firmware and BIOS bin files .
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. 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. : A reliable community source for CV358H series
: Pages like Smart TV Doctor frequently share archive links for specific board revisions . 🛠️ Extraction & Installation Steps Flash TV : Turn off the TV
Press and hold the on the TV panel (not the remote) while plugging the TV into the wall.
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