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# Exchange Timeouts

The amount of time that passes before an exchange times out.

## Topics

### Timeouts

[`var GKExchangeTimeoutDefault: TimeInterval`](/documentation/GameKit/GKExchangeTimeoutDefault)

A one-day exchange request timeout.

[`var GKExchangeTimeoutNone: TimeInterval`](/documentation/GameKit/GKExchangeTimeoutNone)

An exchange request timeout that doesn’t expire.


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