# excludedWindowIDs A list of window IDs to exclude from the sharing picker. ``` @property (nonatomic, strong) NSArray * excludedWindowIDs; ``` ## Discussion> Important: > Using an invalid window ID can cause an error. Use values provided by methods such as or a stream window’s ``doc://com.apple.screencapturekit/documentation/ScreenCaptureKit/SCWindow/windowID`` property. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)