---
title: kLSLaunchStartClassic
framework: coreservices
role: symbol
role_heading: Global Variable
path: coreservices/klslaunchstartclassic
---

# kLSLaunchStartClassic

A request that the system starts up the Classic emulation environment if the app requires it. If this flag is not set and the app requires the Classic environment, the launch fails.

## Declaration

```swift
var kLSLaunchStartClassic: Int { get }
```

## See Also

### Deprecated Variables

- [kLSLaunchHasUntrustedContents](coreservices/klslaunchhasuntrustedcontents.md)
- [kLSLaunchNoParams](coreservices/klslaunchnoparams.md)
- [kLSLaunchInhibitBGOnly](coreservices/klslaunchinhibitbgonly.md)
- [kLSLaunchInClassic](coreservices/klslaunchinclassic.md)
- [kLSItemQuarantineProperties](coreservices/klsitemquarantineproperties.md)
- [kLSSharedFileListFavoriteItems](coreservices/klssharedfilelistfavoriteitems.md)
- [kLSSharedFileListFavoriteVolumes](coreservices/klssharedfilelistfavoritevolumes.md)
- [kLSSharedFileListItemBeforeFirst](coreservices/klssharedfilelistitembeforefirst.md)
- [kLSSharedFileListItemHidden](coreservices/klssharedfilelistitemhidden.md)
- [kLSSharedFileListItemLast](coreservices/klssharedfilelistitemlast.md)
- [kLSSharedFileListLoginItemHidden](coreservices/klssharedfilelistloginitemhidden.md)
- [kLSSharedFileListRecentApplicationItems](coreservices/klssharedfilelistrecentapplicationitems.md)
- [kLSSharedFileListRecentDocumentItems](coreservices/klssharedfilelistrecentdocumentitems.md)
- [kLSSharedFileListRecentItemsMaxAmount](coreservices/klssharedfilelistrecentitemsmaxamount.md)
- [kLSSharedFileListRecentServerItems](coreservices/klssharedfilelistrecentserveritems.md)
- [kLSSharedFileListSessionLoginItems](coreservices/klssharedfilelistsessionloginitems.md)
- [kLSSharedFileListVolumesComputerVisible](coreservices/klssharedfilelistvolumescomputervisible.md)
- [kLSSharedFileListVolumesNetworkVisible](coreservices/klssharedfilelistvolumesnetworkvisible.md)