South Korean tech giant, Samsung, has unveiled yet another smartphone to the world, the Galaxy A31. Among the highlights of the Galaxy A31 are its big 6.4-inch FHD+ Super AMOLED display, the 20-megapixel selfie camera housed inside a waterdrop style notch, and its octa-core MediaTek Helio chipset that comes powering the smartphone. Galaxy A31: Specifications In terms of the internals, …