You can access advanced settings by pressing Input + 2580 on the remote to adjust mirror mode, logos, or fine-tune resolution. Common Use Cases
Built-in Wi-Fi, Ethernet (RJ45), HDMI (supporting ARC/CEC), USB 2.0, and RF for analog/digital signals. Firmware Details & Installation Download CV338H A42 1920X1080 IRAQ part1 rar
Insert the USB into the TV's USB port while it is powered off. You can access advanced settings by pressing Input
Download all parts of the RAR archive (e.g., part1, part2) and extract the firmware file (often named MstarUpgrade.bin or similar) to a FAT32-formatted USB drive. HDMI (supporting ARC/CEC)