: Addition of several "Royal" themed achievements for completing the new scenarios. General Improvements & Bug Fixes
This update cycle, known as the , brought several major additions to the game:
If you are playing on Steam, your game should update automatically to the latest available version. You can verify your version in the bottom-right corner of the main menu. For those on console (Xbox, PlayStation, or Switch), updates are pushed via their respective stores. Plague Inc: Evolved 1.17.1
: A new scenario where players must infect the world to sell copies of the Plague Inc. board game.
: Refreshed demographic data to better reflect real-world population distributions at the time. How to Update : Addition of several "Royal" themed achievements for
The official release of version 1.17 (Mutation 1.16) occurred on June 5, 2018, followed by version 1.18 (Mutation 1.17) on December 5, 2019. While specific standalone notes for a "1.17.1" minor revision are often bundled within these major updates, the 1.17 era focused primarily on the Royal Update , which introduced significant new scenarios and gameplay improvements. Update Highlights (Version 1.17 Series)
: Improved logic for how humans deploy defenses, making late-game strategies more difficult for the player. For those on console (Xbox, PlayStation, or Switch),
: Enhancements for all devices to reduce crashes and improve load times.