To download and install the 1920x1080 firmware, follow these steps to extract and update your TV's software via USB. Step 1: Download and Extract All Parts
The file you mentioned, part04.rar , is one segment of a split archive. You must have (e.g., part01, part02, part03, and part04) in the same folder before you can open them. Download CV358H T42 1920X1080 LAXAS part04 rar
Right-click on (or any single part) and select "Extract Here" using a tool like WinRAR or 7-Zip . To download and install the 1920x1080 firmware, follow
Copy the extracted CtvUpgrade.bin file directly to the (not inside any folder) of the USB drive. Step 3: Installation Process Download CV358H T42 1920X1080 LAXAS part04 rar