MIUI 9 update was announced in July, and a global rollout began on November 2. Xiaomi said that 40 devices would get the latest version of the user interface, including phones from 2012. One of the new features of MIUI 9 is smart system optimizations to make the device run faster. It comes with Game Booster that should improve the overall performance of games, and here's how to make it work. We tested it on the Redmi Note 5A, but the feature is available on any phone running the stable MIUI 9 ROM. Screenshots of Game Booster The Xiaomi Security app is used for...
Source: https://www.gsmarena.com/miui_9_game_speed_booster_works-news-29220.php
