Hi,@Harshal Mahale. For using ReportViewer Control in .Net6, you could see ReportViewer Core. You can also refer the problem (Visual studio 2022 .net 6 is not supporting reportviewer?) .
If the response is helpful, please click "Accept Answer" and upvote it.
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.