---
title: async
framework: coreservices
role: symbol
role_heading: Type Property
path: coreservices/lslaunchflags/1445037-async
---

# async

Requests that the application be launched asynchronously.

## Declaration

```swift
static var async: LSLaunchFlags { get }
```

## Discussion

Discussion The Launch Services function launching it returns control immediately without waiting for it to complete its launch sequence (indicated visually to the user when the application’s icon stops “bouncing” in the Dock).