To run the updated game smoothly, it is recommended to have at least an Intel Core i7-7700K Ryzen 3 3300X 8 GB of RAM Arma 3 | Official Website Common Installation Issues
The move from 2.16 to 2.18 isn't just about bug fixes; it primarily focuses on platform support for new community-driven expansions and engine-level refinements: Reaction Forces CDLC Support armaiiiupdatefromv216tov218elamigospa