You can develop for WinUI3 by either using MAUI (targeting Windows) or using a WinUI3 project created in Visual Studio. In both these cases, Hot Reload for XAML is not yet supported in Rider.
Apologies for the inconvenience. We have the following related issues on our tracker:
Hello Miaomiaoywww,
Thank you for contacting Rider support.
You can develop for WinUI3 by either using MAUI (targeting Windows) or using a WinUI3 project created in Visual Studio. In both these cases, Hot Reload for XAML is not yet supported in Rider.
Apologies for the inconvenience. We have the following related issues on our tracker:
We would appreciate it if you could upvote these issue to demonstrate your interest.
Should you have any other questions or difficulties, please let me know.
Have a nice day!