Is there an existing issue for this?

• I have searched the existing issues

Did you read the "Reporting a bug" section on Contributing file?

• I have read the "Reporting a bug" section on Contributing file: https://github.com/CommunityToolkit/Maui/blob/main/CONTRIBUTING.md#reporting-a-bug

Current Behavior

There have 2 window in the app,
When I want to show the popup in the second window, but the popup show on the first window.

Expected Behavior

There have 2 window in the app,
When I want to show the popup in the second window, the popup should be shown on the second window.

Steps To Reproduce

1. open the sln using vs 2022.
2. f5 to run the app
3. click "OpenWin" button on the first window to open the second window.
4. click "OpenPopup" button to show the Popup

Link to public reproduction project repository

https://github.com/jingliancui/MAUIMultipleWinPopupIssue

Environment

- .NET MAUI CommunityToolkit:8
- OS:Windows 11 19041.0
- .NET MAUI: 8

Anything else?

no