Hello @Shi, Jason (Shanghai) ,
Thank you for taking time to post this issue in Microsoft Q&A forum.
You can try this link => Developer Community to report the issue, if you fail to report it by using VS Installer or VS.
Also, you can try the .NET entrance. After you report the feedback, modify and add the Visual Studio corresponding tag(s).
Feel free to let us know if you have any further concerns:)
Best Regards,
Tianyu
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