---
title: "presentationWindow(for:)"
framework: passkit
role: symbol
role_heading: Instance Method
path: "passkit/pkpaymentauthorizationcontrollerdelegate/presentationwindow(for:)"
---

# presentationWindow(for:)

Returns the window in which to present a payment authorization sheet.

## Declaration

```swift
optional func presentationWindow(for controller: PKPaymentAuthorizationController) -> UIWindow?
```

```swift
func presentationWindow(for controller: PKPaymentAuthorizationController) -> UIWindow?
```

```swift
func presentationWindow(for controller: PKPaymentAuthorizationController) -> NSWindow?
```

## Parameters

- `controller`: The controller for the payment authorization sheet.

## Return Value

Return Value The window in which to present the payment authorization sheet.