Exclusive firmware is often categorized by the LCD ribbon cable ID to ensure the touch screen and display work after the flash. The Flashing Process: Using PhoenixSuit
This means you successfully flashed an Allwinner A50 firmware, but it contains the wrong drivers for your specific screen hardware. You must source an alternative .img file that matches your Motherboard revision number exactly. allwinner a50 firmware exclusive
Allwinner A50 is a quad-core application processor (Cortex-A7) commonly used in budget tablets and smart displays. Flashing its firmware requires specific utilities designed for the Allwinner "sun8i" architecture. Essential Flashing Tools Exclusive firmware is often categorized by the LCD