The firmware you are referencing is specifically configured for a screen resolution of with the following hardware specs: SoC/Chipset : MediaTek MT8516D (common in this series). RAM : 512MB DDR3. Storage (eMMC) : 4GB.
: Typically runs Android 4.4 (KitKat) or higher depending on the specific firmware version. Download CV338H A32 1366x768 512MB 4GB CHINA part07 rar
: Features built-in Wi-Fi (2.4GHz), RJ45 Ethernet, and support for HDMI 1.4. Firmware & Installation The firmware you are referencing is specifically configured