[Home](./index.md) > [@firebase/performance](./performance.md) > [PerformanceSettings](./performance.performancesettings.md) ## PerformanceSettings interface Defines configuration options for the Performance Monitoring SDK. Signature: ```typescript export interface PerformanceSettings ``` ## Properties | Property | Type | Description | | --- | --- | --- | | [dataCollectionEnabled?](./performance.performancesettings.datacollectionenabled.md) | boolean | (Optional) Whether to collect custom events. | | [instrumentationEnabled?](./performance.performancesettings.instrumentationenabled.md) | boolean | (Optional) Whether to collect out of the box events. |