---
title: "systemExtensionWillBecomeEnabled(_:)"
framework: System Extensions
role: symbol
role_heading: Instance Method
platforms: [macOS 15.1+]
path: "systemextensions/ossystemextensionsworkspaceobserver/systemextensionwillbecomeenabled(_:)"
---

# systemExtensionWillBecomeEnabled(_:)

## Declaration

```swift
optional func systemExtensionWillBecomeEnabled(_ systemExtensionInfo: OSSystemExtensionInfo)
```

## Discussion

Discussion This delegate method will be called when a system extension has been validated and allowed by the user to run.