---
title: SetIsHidden
framework: VideoDriverKit
role: symbol
role_heading: Instance Method
platforms: [driverkit 27.0+]
path: videodriverkit/iouservideoclockdevice/setishidden
---

# SetIsHidden

Sets a Boolean value indicating if the device is hidden.

## Declaration

```occ
kern_return_t SetIsHidden(bool in_is_hidden);
```

## Parameters

- `in_is_hidden`: True if device is hidden.

## Discussion

Discussion A bool value where true indicates that the device is not included in the normal list of devices provided and cannot be the default device. Hidden devices can only be discovered by it’s unique identifier

## See Also

### Working with clock device state

- [GetDeviceIsRunning](videodriverkit/iouservideoclockdevice/getdeviceisrunning.md)
- [SetDeviceIsAlive](videodriverkit/iouservideoclockdevice/setdeviceisalive.md)
- [GetDeviceIsAlive](videodriverkit/iouservideoclockdevice/getdeviceisalive.md)
- [GetIsHidden](videodriverkit/iouservideoclockdevice/getishidden.md)