Ensure your hardware meets the minimum requirements for the update, as the added complexity of multi-modal transport hubs can increase CPU and RAM usage in large cities. You can check the official requirements on the Paradox Interactive Store .

: Addressed various performance issues and improved the modding interface. What is a "Part 2" .rar File?

: You cannot open or install the game using only part2.rar . You must have all parts of the set (usually in the same folder) to extract the full game data.

Large files are often split into multiple compressed segments (e.g., .part1.rar , .part2.rar ) to make them easier to download or store.

This version was a major free update that overhauled the game's transport systems and introduced new content to celebrate the game's 8th anniversary.

: Added new roads with dedicated bus lanes and improved pedestrian paths.

: Introduced new plazas and parks to increase city land value.

: Included new buildings like the Harbor-Bus Hub, Multi-level Metro Station, and the Road-and-Rail Plus Hub.