# Subsystem

> Access to the active Subsystem. See AdaptivePerformanceSubsystem.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine.AdaptivePerformance](/engine/6000.6/script-reference/unityengine/adaptiveperformance.md)
* **Assembly:** UnityEngine.AdaptivePerformanceModule

```csharp
AdaptivePerformanceSubsystem Subsystem { get; }
```