---
title: AVExternalSyncDeviceStatus.freeRunSync
framework: avfoundation
role: symbol
role_heading: Case
path: avfoundation/avexternalsyncdevicestatus/freerunsync
---

# AVExternalSyncDeviceStatus.freeRunSync

Indicates that the AVExternalSyncDevice was calibrated to follow the external sync, but the sync signal has been lost. The camera will continue to match the last signal it received, but sync is not guaranteed.

## Declaration

```swift
case freeRunSync
```

## See Also

### Status values

- [AVExternalSyncDeviceStatus.activeSync](avfoundation/avexternalsyncdevicestatus/activesync.md)
- [AVExternalSyncDeviceStatus.calibrating](avfoundation/avexternalsyncdevicestatus/calibrating.md)
- [AVExternalSyncDeviceStatus.ready](avfoundation/avexternalsyncdevicestatus/ready.md)
- [AVExternalSyncDeviceStatus.unavailable](avfoundation/avexternalsyncdevicestatus/unavailable.md)