MSI B550-A PRO review, questions and answers

Currently, I use (motherboard) MSI A520M-A Pro. I want to upgrade it to a motherboard which has 4 RAM slots and 2 NVMe SSD slots. My budget is around $130. What are

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MSI B550-A Pro Flash Bios

The MPG series brings out the best in gamers by allowing full expression in color with advanced RGB lighting control and synchronization. Experiment on another level of personalization with a front LED strip that provides convenient in-game and real time notifications. With the MPG series, transform your equipment into the center of attention and top leaderboards in style.