Pause game made with Unity ECS

#UnityTips
Insider Ed. 02 of 25 by @TurboMakesGames

To pause a game made with Unity ECS, set the Enabled property of the SimulationSystemGroup to false: disables user created & Unity default systems.

Disable the InitializationSystemGroup: ECS ElapsedTime stops incrementing. pic.twitter.com/eZEHugMOsz

— Binary Impact (@BinaryImpactG) October 21, 2025