---
title: "channelDescriptor(restoredChannelUUID:)"
framework: pushtotalk
role: symbol
role_heading: Instance Method
path: "pushtotalk/ptchannelrestorationdelegate/channeldescriptor(restoredchanneluuid:)"
---

# channelDescriptor(restoredChannelUUID:)

Tells your observer the system restored the channel.

## Declaration

```swift
func channelDescriptor(restoredChannelUUID channelUUID: UUID) -> PTChannelDescriptor
```

## Parameters

- `channelUUID`: The channel identifier.

## Mentioned in

Creating a Push to Talk app

## Return Value

Return Value An object that describes a channel you associate with the unique identifier.

## Discussion

Discussion If the system tracks a channel, but there’s no pending push, the system calls this method when it’s unable to use cached data. If your app launches because of user interaction with the system user interface, the system calls this method as long as there’s no pending push.