The A50 chipset typically supports Android 8.1 or 9.0 . It includes features like H.265 1080p decoding and 13MP camera ISP support, provided the hardware matches the software configuration.
Allwinner devices primarily flash firmware via two tools: (Windows GUI) and LiveSuit (Cross-platform). The "exclusive" nature of the A50 firmware lies in the .img file structure , which is actually a packed FAT image containing bootloader , boot , system , vendor , and private partitions. allwinner a50 firmware exclusive